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New answer posted

a year ago

English Class 12th

The bar graph above represents the annual consumption of electricity by four different companies – BEl, GAIL,TATA and Skyroot – over five different years, from 2016 through 2020. The table given below indicates the rate (Rs./unit of code) at which each of the four companies paid electricity bills over the given duration (2016-2020).

Companies	Years
Companies	2016	2017	2018	2019	2020
Bell	10	11	12	13	14
GAIL	11	12	12	13	14
TATA	12	12	12	13	14
.Skyroot	13	14	15	16	17

The maximum electricity bill by any company is observed in which year?

0 Follower 3 Views

Payal Gupta

Contributor-Level 10

Skyroot's income was the maximum in year 2020, as the rate charged was the maximum and the number of units was also the maximum

0 0

New answer posted

a year ago

English Class 12th

Companies	Years
Companies	2016	2017	2018	2019	2020
Bell	10	11	12	13	14
GAIL	11	12	12	13	14
TATA	12	12	12	13	14
.Skyroot	13	14	15	16	17

The electricity bill of GAIL in the year 2019 expressed as a percentage of that of Skyroot in the year 2016?

0 Follower 5 Views

Payal Gupta

Contributor-Level 10

Required percentage

$= \frac{(13) (125000) (100)}{(13) (150000)} = \frac{500}{6} = 83 \frac{1}{3} %$

0 0

New answer posted

a year ago

English Simple Present Tense

What are the four types of Present Tense?

0 Follower 14 Views

Rashmi Chatterjee

Contributor-Level 6

In English, there are four types of Present Tenses. These are:

Simple Present Tense- Subject + V1 + s/es + Object
Present Continuous Tense - Subject + am/is/are + V1 + ing
Present Perfect Tense- Subject + has/have + past participle
Present Perfect Continuous Tense- Subject + has/have + been + V1 + ing

0 0

New answer posted

a year ago

English Simple Present Tense

What is the formula for the Simple Present Tense in English?

0 Follower 35 Views

Saumya Jain

Contributor-Level 10

The formula for the Simple Present Tense is- Subject + Base form of the Verb (V1) + s/es + Object

Examples of Present Simple Tense:

1) Riya writes in her notebook.

Riya - Subject

Writes - V1 + s

Notebook- Object

2) The dog lick the bone.

Dog- Subject

Licks- V1 + s

Bone- Object

3) Mr. Simon teaches maths at a local school.

Subject- Mr. Simon

V1 (teach) + es- Teaches

Maths- Object

0 0

New answer posted

a year ago

English Class 12th

There are 6 refineries, 7 depots, 9 districts. The refineries are R1, R2, R3, R4, R5, R6. The depots are D1, D2, D3, D4, D5, D6 and D7 and the districts are DR1, DR2, DR3, DR4, DR5, DR6, DR7, DR8, DR9.

Table A shows the cost of transporting one unit from refinery to depot.

Table B shows the cost of transporting one unit from depot to districts.

Table - A
	R1	R2	R3	R4	R5	R6
D1	928.2	537.2	567.8	589.9	800.1	323.4
D2	311.8	595.7	885.7	759.9	793.1	420.1
D3	451.1	0	320.1	720.1	1000.1	404.5
D4	371.1	50.1	350.1	650.4	980.1	525.3
D5	1137.3	314.5	0	1157.7	406.3	617.5
D6	617.1	516.8	756.5	1065.9	623.9	509.4
D7	644.3	299.2	537.2	1093.1	725.8	827.4

Table - B
	D1	D2	D3	D4	D5	D6	D7
DR1	571.1	205	352	159	434.5	178	337
DR2	200	337.5	291	201	0	980.7	434
DR3	100	0	275	277	850	770.5	835
DR4	0	415.7	350	760	300	560	444.7
DR5	223.5	300	440	1033	880	325	526.5
DR6	577.5	725	443.5	560	1035.3	570	530
DR7	340	410.6	886.7	0	800.7	680.5	800
DR8	627	556.5	1023	1024	759	1025.7	300
DR9	439	738	980	1031.7	1024	900	757

The minimum cost of transportation of one unit from refinery BD to any district is

0 Follower 3 Views

Payal Gupta

Contributor-Level 10

R4 → D5 → DR2

The least cost to reach to AAB is for AE. And that is BD to AE is zero.

0 0

New answer posted

a year ago

English Class 12th

Table A shows the cost of transporting one unit from refinery to depot.

Table B shows the cost of transporting one unit from depot to districts.

Table - A
	R1	R2	R3	R4	R5	R6
D1	928.2	537.2	567.8	589.9	800.1	323.4
D2	311.8	595.7	885.7	759.9	793.1	420.1
D3	451.1	0	320.1	720.1	1000.1	404.5
D4	371.1	50.1	350.1	650.4	980.1	525.3
D5	1137.3	314.5	0	1157.7	406.3	617.5
D6	617.1	516.8	756.5	1065.9	623.9	509.4
D7	644.3	299.2	537.2	1093.1	725.8	827.4

Table - B
	D1	D2	D3	D4	D5	D6	D7
DR1	571.1	205	352	159	434.5	178	337
DR2	200	337.5	291	201	0	980.7	434
DR3	100	0	275	277	850	770.5	835
DR4	0	415.7	350	760	300	560	444.7
DR5	223.5	300	440	1033	880	325	526.5
DR6	577.5	725	443.5	560	1035.3	570	530
DR7	340	410.6	886.7	0	800.7	680.5	800
DR8	627	556.5	1023	1024	759	1025.7	300
DR9	439	738	980	1031.7	1024	900	757

The largest cost of sending one unit from any refinery to district is

0 Follower 1 View

Payal Gupta

Contributor-Level 10

If you look for large figures you would find them in both tables in D5.

the largest cost = 1157.7 + 1035.3

= 2193.00

0 0

New answer posted

a year ago

English Class 12th

Table A shows the cost of transporting one unit from refinery to depot.

Table B shows the cost of transporting one unit from depot to districts.

Table - A
	R1	R2	R3	R4	R5	R6
D1	928.2	537.2	567.8	589.9	800.1	323.4
D2	311.8	595.7	885.7	759.9	793.1	420.1
D3	451.1	0	320.1	720.1	1000.1	404.5
D4	371.1	50.1	350.1	650.4	980.1	525.3
D5	1137.3	314.5	0	1157.7	406.3	617.5
D6	617.1	516.8	756.5	1065.9	623.9	509.4
D7	644.3	299.2	537.2	1093.1	725.8	827.4

Table - B
	D1	D2	D3	D4	D5	D6	D7
DR1	571.1	205	352	159	434.5	178	337
DR2	200	337.5	291	201	0	980.7	434
DR3	100	0	275	277	850	770.5	835
DR4	0	415.7	350	760	300	560	444.7
DR5	223.5	300	440	1033	880	325	526.5
DR6	577.5	725	443.5	560	1035.3	570	530
DR7	340	410.6	886.7	0	800.7	680.5	800
DR8	627	556.5	1023	1024	759	1025.7	300
DR9	439	738	980	1031.7	1024	900	757

How many possible ways are there for sending one unit from any refinery to any district?

0 Follower 7 Views

Payal Gupta

Contributor-Level 10

Number of refineries = 6

Number of depots = 7

Number of districts = 9

Therefore, number of possible ways to send petrol from any refinery to any district is 6 * 7 * 9 = 378.

0 0

New answer posted

a year ago

English Class 12th

A college stores data on students, showing their gender and performance, on a computer disc. Due to virus, some of the data is lost and only the following could be recovered.

Study the table carefully and answer the questions given below it.

	Performance			Total
	Average	Good	Excellent	Total
Male			50
Female				96
Total		54

However, an expert committee arrived at the following conclusions

I. One-third of the male students were 'average'.

II. 40% of the students were female.

III. Half the total numbers of students were 'excellent'.

What fraction of total excellent students are female excellent students?

0 Follower 1 View

Payal Gupta

Contributor-Level 10

Total number of excellent students = 120

Number of female excellent students = 70

Required fraction

0 0

New answer posted

a year ago

English Class 12th

A college stores data on students, showing their gender and performance, on a computer disc. Due to virus, some of the data is lost and only the following could be recovered.

Study the table carefully and answer the questions given below it.

	Performance			Total
	Average	Good	Excellent	Total
Male			50
Female				96
Total		54

However, an expert committee arrived at the following conclusions

I. One-third of the male students were 'average'.

II. 40% of the students were female.

III. Half the total numbers of students were 'excellent'.

The ratio of female 'good' students to male 'average' students is

0 Follower 1 View

Payal Gupta

Contributor-Level 10

Number of female good students = 8

Number of males average students = 48

Required ratio = 8 : 48 = 1 : 6

0 0

New answer posted

a year ago

English Class 12th

A college stores data on students, showing their gender and performance, on a computer disc. Due to virus, some of the data is lost and only the following could be recovered.

Study the table carefully and answer the questions given below it.

	Performance			Total
	Average	Good	Excellent	Total
Male			50
Female				96
Total		54

However, an expert committee arrived at the following conclusions

I. One-third of the male students were 'average'.

II. 40% of the students were female.

III. Half the total numbers of students were 'excellent'.

The number of female 'good' students is

0 Follower 2 Views

Payal Gupta

Contributor-Level 10

From the above table, it is clear that number of female good students = 8

0 0

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