c0smi3x c0smi3x

02-12-2019
Mathematics

contestada

solve the problems

A) X/840 = 1/21

B) 14/X = 16/20

Respuesta :

Yang100 Yang100

02-12-2019

Answer:

Step-by-step explanation:

A) x/840=1/21

x=(1/21)*840=840/21=40

x=40

------------------

B) 14/x=16/20

simplify 16/20 into 4/5

14/x=4/5

x=14/(4/5)=(14/1)(5/4)=70/4

simplify

x=35/2

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