Question

If 15 : 7 : : x : 560 then x =
the options are below:

A) 1200
B) 1300
C) 1000
D) 1400

Answer 1

Answer:

15 : 7 :: 560 : 261.33

To find:  

15:7 :: 560: X?

Explanation:

Step 1:

Let us assume x in the proportional place and try to solve the ratio.

Step 2:

As we know, by using the formula:

Step 3:

Cross multiply. So, the proportion will look like

Step 4:

Keeping X in LHS and bring ‘15’ to DR of RHS.

X = 261.33

Hence the required answer is 261.33

Answer 2

Answer:

Step-by-step explanation: 15/7= x/560

7x=560×15

7x=8400

x=8400/7=1200