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1.Number System

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Number System

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1 / 12

How to find N th value in Odd Numbers

2n-1

n power2

2 / 12

37 is a Prime Number are Not

Yes

3 / 12

26482346765286876485687295645062 is Number is Divisible by 2

Yes

Both

None

4 / 12

what is Rational Number

P/Q

P/Q where Q is not equal to zero

P/Q where Q is equal to zero

None

5 / 12

What is the Unit Digit value of 123*457*689*125

6 / 12

what unit digit value of 12345678*645465427657465

34767165627343993756388

7 / 12

what is the product first 100 Whole Numbers is

100

8 / 12

What is the value of First N natural Number is

n(n+1)

n(n+1)/2

100

9 / 12

what is value of48*99

4752

4882

4753

none

10 / 12

150/3*1*1*1*1*1*1*1*1*1*1*1*1*1*1

100

11 / 12

10+20+30+40+50+60+70+80+90+100

300

400

550

1000

12 / 12

5*40*32683553*37897894*738973*9837979834

Find unit Digit value of a Number

Your score is

The average score is 80%

2.Ratio & Proportions

Ratio and Proportions

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NameEmailPhone Number

1 / 14

In a class girls and boys are in the ratio of 3:2.The difference between girls and boys is 50,then find total strength in a class ?

200

150

100

250

2 / 14

Before a battle, the ratio of tanks to planes in an army is 7:4. During war, 1500 tanks were destroyed and 900 planes were destroyed. Then the ratio of tanks to planes became 3:1. What is the number of tanks after the war?

165

180

195

225

3 / 14

The ratio of two numbers is 5:8. If 10 is added to the first and 5 is subtracted from the second, then the ratio becomes 2:3. What will be the ratio become if 7 is added to each?

107:167

207:327

69:109

30:51

4 / 14

3A=4B, 6B=5C, 2C=3D, then A:B:C:D = ?

15:10:9:6

40:30:36:24

40:30:36:27

20:15:18:27

5 / 14

A & B together have Rs. 20,900. 5 times of A’s amount is same as 6 times of B’s amount. What is the amount with B?

10,500

11,500

8,500

9,500

6 / 14

An amount Rs. 11250 is distributed among A, B and C in the ratio 1:3:5. The difference between the shares of B and C is

3500

2500

3000

4000

7 / 14

A:B = 5:6, B:C = 3:7 and C:D = 14:9. Find the ratio of A:D.

8:9

2:9

9:2

5:9

8 / 14

Fourth proportion of 20, 30 & 10 is

300

9 / 14

Third proportion of 15 and 5 is

5/3

2/3

5/2

10 / 14

Mean proportion of 25 & 49 is

11 / 14

Compound ratio of 3:5 & 10:9 is

15:30

2:3

3:2

30:45

12 / 14

Triplicate ratio of 5:4 is

25:16

125:64

16;25

64:125

13 / 14

Sub-duplicate ratio of 36:25 is

6:5

8:7

5:6

18:50

14 / 14

Duplicate ratio of 3:4 is

9:12

16:9

9:16

12:9

Your score is

The average score is 44%

3.Simplifications

Simplifications

Best to Pratice

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1 / 12

256 X 25

6000

6400

6004

0064

2 / 12

64 X 125

3200

1600

8000

1280

3 / 12

What is the value of 111111111 X 111111111

123456789987654321

123456787654321

12345678987654321

111111111111111111111

4 / 12

what is value 244 X 6

1468

1464

1565

1439

5 / 12

What is value 75 X75

5625

5725

4225

4325

6 / 12

what is the value √729

7 / 12

What is value of 72*11

792

117

756

758

8 / 12

what is the value of 5%5%5%5

1/25

1/5

9 / 12

what is value of48*99

4752

4882

4753

none

10 / 12

2468842 X 5

1234560

1234421

12344210

123210

half the value and add zero

11 / 12

1/2+1/4+1/8+1/16+1/32+1/64+1/128+1/256+1/512

500/512

1/500

511/128

511/512

12 / 12

What is value of 46X46

3006

3116

2006

2116

Your score is

The average score is 80%