Ratio three numbers

Three numbers SUV are in the ratio 2:3:4. Their sum is 90. Find these numbers and write their add and sum.

Correct answer:

S =  20
U =  30
V =  40

Step-by-step explanation:

S+U+V=90 S:U:V = 2:3:4  x=2+3+490​=10  S=2⋅ x=2⋅ 10=20
U=3⋅ x=3⋅ 10=30
V=4⋅ x=4⋅ 10=40   Verifying Solution:  s=S+U+V=20+30+40=90

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You need to know the following knowledge to solve this word math problem:

algebraarithmeticplanimetricsbasic operations and conceptsUnits of physical quantitiesGrade of the word problem

 
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