Test: Ratio - Challenging

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Question 1:   Find the unknown number 3 8 = a 24
9
1 9
1 24
64
Question 2:   Find x if 8:x=12:3
2
4
1 2
1
Question 3:   Find the x term 1 3 :5=x:15
1 5
3
1 3
1
Question 4:   Find the x term ( 5x6 ):12=2:3
5 14
0.28
2.8
28
Question 5:   Find the a term: 1.8 7a = 0.75 30
0.65
65
65
1 65
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