Question

7. If 'x' and 'y' varies inversely and x= 10 when y= 6, find y when x= 15.
a. 5
b. 4
c.6
d.7
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Answer 1

Answer:

y=4

Step-by-step explanation:

if xandy vary inversely as each other, therefore the product xy always remains constant

10×6=15×y

60=15y

60/15=y

y=4