Each Machine of type A has 3 steel parts and 2 chrome parts.

Each Machine of type A has 3 steel parts and 2 chrome parts. Each machine of type B has 2 steel parts and 4 chrome parts. If a certain group of type A and type B machines has a total of 50 steel parts and 66 chrome parts, how many machines are in the group

Quiz

Answer/Solution

21

Steps/Work

Look at the below representation of the problem:
Steel Chrome total
A 3 2 50 >>no. of type A machines=50/5=10
B 2 4 66 >>no. of type B machines=66/6=11
So the answer is 21 i.e B.
Hope its clear .

General Calculator / Auto Solver

Each machine of type a has steel parts and chrome parts. Each machine of type b has steel parts and chrome parts. If a certain group of type a and type b machines has a total of steel parts and chrome parts, how many machines are in the group

Calculated Answer

21

Step by Step Solution

In order to solve problem, you must evaluate n5 / (n1 + n3) + n4 / (n0 + n1).

n0 =3
n1 =2
n2 =2
n3 =4
n4 =50
n5 =66