Question

S varies directly as R varies and T varies inversely as R varies. At a time R = 20, S = 40 and T = 10. If R is changed to 10, then the value of T will be
(a) 10
(c) 40
(c) 20
(d) 80

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Answer 1

Step-by-step explanation:

T=n/R

sO,

Putting R=20 and T=10, we get.

n=200.

If R=10

Then

T=200/10=20.