Question

Q13. If 3/4 is added to a number , it will give 4/5. Find the number. *
a. 20
b. 1
c. -20
d. 1/20

Answer 1

Answer:

Let the number be x

3/4+x=4/5

x=4/5-3/4

x= 16-15/20

x=1/20

Ans. Option (d)

Hope it helps you!

Answer 2

Step-by-step explanation:

Let the no. to be added is x

3/4 + x = 4/5

(3 + 4x)/4 = 4/5

15 + 20x = 16

20x = 1

x = 1/20

To clarify it

put x in the given question

3/4 + 1/20

(15 + 1)20

16/20

4/5

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