Q 11.

If X/2 + X/5 = X/3 + 22/3. Then, what is the value of X?

Options:

18

21

19

20

Q 12.

If X - 3X/5 is 50. Then, what is X?

Options:

123

125

124

126

Q 13.

N represents a 2 digit number.

If N is three times the sum of its digits and when 45 is added to N the digits are reversed.

Find N.

Options:

27

72

23

32

Q 14.

N represents a two digit number.

If the product of the digits is equal to 8 and if 18 is added to N then the digits are reversed.

Find N.

Options:

24

42

81

18

Q 15.

X and Y represents two fractions. If their quotient is 35/24 and their product is 14/15.

Find the value of X and Y.

Options:

8/7 and 5/6

6/5 and 7/11

6/5 and 7/9

4/5 and 7/6

Q 16.

N represents a fraction where the denominator is 3 more than the numerator. If we increase both the denominator and the numerator by 4 then N becomes 4/5.

Find N.

Options:

11/14

8/11

7/10

5/8

Q 17.

If the numerator and denominator of a fraction are both decreased by 1 then the fraction becomes 4/5.

And if the numerator is increated by 2 and the denominator is increased by 3 then the fraction becomes 7/9.

Find the fraction.

Options:

13/11

5/6

6/5

17/21

Q 18.

If the sum of the squares of three numbers is 138 and the sum of their products taken two at a time is 131. Then what is the sum of the three numbers?

Options:

21

23

22

20

Q 19.

If R is a rational number. Then R + 1/R = 13/6. Find R?

Options:

7/11 or 11/7

3/2 or 2/3

4/3 or 3/4

9/5 or 5/9

Q 20.

If three numbers are added in pairs then the sums equals 10, 19 and 21.

Options:

1, 9, 20

4, 8, 19

6, 4, 15

4, 6, 11

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