The ratio of two numbers is 7:3. If the first number is 42, what is the second?
Correct answer: A
The scale factor is 42/7=6; second number = 3Ã6=18.
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The ratio of two numbers is 4:6. If the first number is 24, what is the second?
Correct answer: B
The scale factor is 24/4=6; second number = 6Ã6=36.
The ratio of two numbers is 3:5. If the first number is 15, what is the second?
Correct answer: B
The scale factor is 15/3=5; second number = 5Ã5=25.
The ratio of two numbers is 4:3. If the first number is 32, what is the second?
Correct answer: C
The scale factor is 32/4=8; second number = 3Ã8=24.
The ratio of two numbers is 7:3. If the first number is 63, what is the second?
Correct answer: D
The scale factor is 63/7=9; second number = 3Ã9=27.
The ratio of two numbers is 5:5. If the first number is 45, what is the second?
Correct answer: C
The scale factor is 45/5=9; second number = 5Ã9=45.
The ratio of two numbers is 3:3. If the first number is 6, what is the second?
Correct answer: B
The scale factor is 6/3=2; second number = 3Ã2=6.
The ratio of two numbers is 2:7. If the first number is 20, what is the second?
Correct answer: A
The scale factor is 20/2=10; second number = 7Ã10=70.
The ratio of two numbers is 8:2. If the first number is 24, what is the second?
Correct answer: C
The scale factor is 24/8=3; second number = 2Ã3=6.
The ratio of two numbers is 4:7. If the first number is 16, what is the second?
Correct answer: D
The scale factor is 16/4=4; second number = 7Ã4=28.
The ratio of two numbers is 2:5. If the first number is 4, what is the second?
Correct answer: A
The scale factor is 4/2=2; second number = 5Ã2=10.
The ratio of two numbers is 3:6. If the first number is 9, what is the second?
Correct answer: C
The scale factor is 9/3=3; second number = 6Ã3=18.
The ratio of two numbers is 6:9. If the first number is 18, what is the second?
Correct answer: C
The scale factor is 18/6=3; second number = 9Ã3=27.
The ratio of two numbers is 7:4. If the first number is 70, what is the second?
Correct answer: D
The scale factor is 70/7=10; second number = 4Ã10=40.
The ratio of two numbers is 5:6. If the first number is 40, what is the second?
Correct answer: A
The scale factor is 40/5=8; second number = 6Ã8=48.
The ratio of two numbers is 5:2. If the first number is 30, what is the second?
Correct answer: A
The scale factor is 30/5=6; second number = 2Ã6=12.
Find the average of 11, 59, 33 and 57.
Correct answer: A
Average = 160/4 = 40.
Find the average of 23, 10, 37 and 122.
Correct answer: B
Average = 192/4 = 48.
Find the average of 15, 35, 46 and 96.
Correct answer: B
Average = 192/4 = 48.
Find the average of 18, 10, 13 and 107.
Correct answer: A
Average = 148/4 = 37.
Find the average of 15, 46, 49 and 86.
Correct answer: B
Average = 196/4 = 49.
Find the average of 19, 32, 28 and 21.
Correct answer: C
Average = 100/4 = 25.
Find the average of 34, 41, 58 and 47.
Correct answer: B
Average = 180/4 = 45.
Find the average of 12, 40, 30 and 2.
Correct answer: C
Average = 84/4 = 21.
Find the average of 50, 60, 24 and 22.
Correct answer: B
Average = 156/4 = 39.