Question

If 2, 5,10 and k are in proportion, find the value of k

Answer 1

Answer:

2:5::10:k

2/5=10/k ( cross multiply )

2×k = 2k

5×10 = 50

2k=50

K =50/2

k= 25

Answer 2

Step-by-step explanation:

given:

If 2, 5,10 and k are in proportion, find the value of k

to find :

, find the value of k

solution :

• k x 2 = 5× 10

• k = ( 5 × 10) /2

• k = 25

• hence, the answer is k= 25