The ratio of laptops to tablets in the stock room of a store is 13 : 17. If there are a total of 90 laptops and tablets in the s
tock room, how many laptops are in the stock room?
1 answer:
Answer:
39 laptops
Step-by-step explanation:
Step one:
Given data
The ratio of laptops to tablets in the stock room of a store is 13 : 17
The sum of the ratio is= 13+17= 30
there are a total of 90 laptops
Required
The number of laptops
Step two:
Applying the part to all method
let the number of laptops be x
so
13/30= x/90
cross multiply we have
30x= 13*90
30x= 1170
x= 1170/30
x=39 laptops
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