Sasi Math (Revised for 1024)

Scroll:Real number system >> Rational number >> mcq (4484)

Written Instructions:

For each Multiple Choice Question (MCQ), four options are given. One of them is the correct answer. Make your choice (1,2,3 or 4). Write your answers in the brackets provided..

For each Short Answer Question(SAQ) and Long Answer Question(LAQ), write your answers in the blanks provided.

Leave your answers in the simplest form or correct to two decimal places.

$\frac{1}{10}$ + $\frac{5}{10}$ is equal to

(A) 0 $\frac{1}{10}$ (B) 3 (C) $\frac{3}{5}$ (D) $\frac{10}{5}$

1) C
2) A
3) D
4) B

( )

-20 ÷ ...............= 1

(A) 0 (B) 20 (C) 1 (D) -20

1) B
2) A
3) C
4) D

( )

The sum of two rational numbers is 1.If one of the numbers is $\frac{1}{2}$ , the other number is

(A) $\frac{4}{3}$ (B) $\frac{3}{4}$ (C) - $\frac{3}{4}$ (D) $\frac{1}{2}$

1) D
2) C
3) A
4) B

( )

$\frac{10}{5}$ - $\frac{2}{5}$ is equal to

(A) $\frac{10}{5}$ (B) $\frac{8}{5}$ (C) 1 (D) -1

1) A
2) D
3) C
4) B

( )

15÷ .......... = 15

(A) 1 (B) 15 (C) 2 (D) 0

1) D
2) B
3) C
4) A

( )

-53 ÷ ............... = -1

(A) 53 (B) 1 (C) -53 (D) 0

1) C
2) D
3) A
4) B

( )

The multiplicative inverse of $\frac{11}{10}$ is

(A) $\frac{10}{11}$ (B) $\frac{1}{10}$ (C) $\frac{11}{1}$ (D) 0

1) B
2) C
3) A
4) D

( )

-10x(-7)x0 is equal to ...............

(A) -10 (B) -7 (C) 0 (D) 9

1) D
2) A
3) C
4) B

( )

$\frac{10}{10}$ + $\frac{4}{10}$ is equal to

(A) 0 $\frac{10}{10}$ (B) 3 (C) $\frac{7}{5}$ (D) $\frac{10}{4}$

1) C
2) B
3) A
4) D

( )

10)

-49 ÷ ...............= 1

(A) 0 (B) 49 (C) 1 (D) -49

1) C
2) B
3) D
4) A

( )

$\frac{1}{10}$ + $\frac{5}{10}$ is equal to

(A) 0 $\frac{1}{10}$ (B) 3 (C) $\frac{3}{5}$ (D) $\frac{10}{5}$

1) D
2) A
3) C
4) B

Answer: 3

SOLUTION 1 :

$\frac{1}{10}$ + $\frac{5}{10}$ = $\frac{(1+5)}{10}$

= $\frac{(6)}{10}$

= $\frac{3}{5}$

-20 ÷ ...............= 1

(A) 0 (B) 20 (C) 1 (D) -20

1) D
2) C
3) A
4) B

Answer: 1

SOLUTION 1 :

-20÷ ............= 1

$\frac{-20}{-20}$ =1

The sum of two rational numbers is 1.If one of the numbers is $\frac{1}{2}$ , the other number is

(A) $\frac{4}{3}$ (B) $\frac{3}{4}$ (C) - $\frac{3}{4}$ (D) $\frac{1}{2}$

1) D
2) C
3) B
4) A

Answer: 1

SOLUTION 1 :

Ans :D

$\frac{10}{5}$ - $\frac{2}{5}$ is equal to

(A) $\frac{10}{5}$ (B) $\frac{8}{5}$ (C) 1 (D) -1

1) B
2) C
3) D
4) A

Answer: 1

SOLUTION 1 :

Soln :

$\frac{10}{5}$ - $\frac{2}{5}$ = $\frac{(10-2)}{5}$

= $\frac{(8)}{5}$

= $\frac{8}{5}$

15÷ .......... = 15

(A) 1 (B) 15 (C) 2 (D) 0

1) C
2) D
3) B
4) A

Answer: 4

SOLUTION 1 :

15÷ ....... = 15

$\frac{15}{1}$ = 15

Ans : 1

-53 ÷ ............... = -1

(A) 53 (B) 1 (C) -53 (D) 0

1) D
2) A
3) B
4) C

Answer: 2

SOLUTION 1 :

-53÷ ............ = -1

$\frac{-53}{53}$ = -1

The multiplicative inverse of $\frac{11}{10}$ is

(A) $\frac{10}{11}$ (B) $\frac{1}{10}$ (C) $\frac{11}{1}$ (D) 0

1) D
2) B
3) A
4) C

Answer: 3

SOLUTION 1 :

Ans :A

-10x(-7)x0 is equal to ...............

(A) -10 (B) -7 (C) 0 (D) 9

1) D
2) C
3) B
4) A

Answer: 2

SOLUTION 1 :

Soln :

-10 x(-7) x0 = +(10x7x0)

= 0

$\frac{10}{10}$ + $\frac{4}{10}$ is equal to

(A) 0 $\frac{10}{10}$ (B) 3 (C) $\frac{7}{5}$ (D) $\frac{10}{4}$

1) C
2) B
3) D
4) A

Answer: 1

SOLUTION 1 :

$\frac{10}{10}$ + $\frac{4}{10}$ = $\frac{(10+4)}{10}$

= $\frac{(14)}{10}$

= $\frac{7}{5}$

10)

-49 ÷ ...............= 1

(A) 0 (B) 49 (C) 1 (D) -49

1) D
2) A
3) B
4) C

Answer: 1

SOLUTION 1 :

-49÷ ............= 1

$\frac{-49}{-49}$ =1