Question

If y varies directly as x, and y = 10 when x = 20, find y when x = 3.

Answer 1

Answer:y=5

Step-by-step explanation:Given

∝x

y=kx

When =10, =2

10=k•=2

k=10/2

k=5

When

x=3

y=×3

y=5×3=15