follow : ratio among three numbers

QuizÂ by Karem Mokhtar Hussien Ahmed

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5 questions
• Q1
If a : b = 2 : 3 , b : c = 3 : 5 , then a : c = ........ : .........
4 : 9
8 : 15
5 : 8
2 : 5
30s
• Q2
If a : b = 2 : 3 , b : c = 12 : 7 , then a : c = ......... : ..........
3 : 7
7 : 8
2 : 7
8 : 7
30s
• Q3
half : third : fourth
6 : 4 : 3
6 : 4 : 6
5: 4 : 3
6 : 4 : 5
30s
• Q4
If the ratio between the measures of the angles of a triangle is 1 : 2 : 3 , then the measure of the smallest angle = ............. degree
30
60
40
50
30s
• Q5
4.5 : 1.25 : 6 = ....... : ....... : ........ ( in the simplest form )
18 : 5 : 24
180 : 5 : 24
18 : 25 : 24
8 : 5 : 4
30s

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