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Margyguanzon12go
Answered

if C varies inversely as D and C = 50, when D = 10, find D when C = 20
a. 10
b. 25
c. 40
d. 50​

Sagot :

MelonLord6969go

Answer:

B. 25

Step-by-step explanation:

C= k/D

Find k by substituting values of C and D

50=k/10

50x10= k

500 = k

K=500

Find D by substituting C and K

20 = 500/D

D = 500/20

D = 25

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