Two triangles are proportional. If the length of triangle A is 4cm and the length of triangle B is 12cm, what is the magnitude?
3.0
100
I am thinking of a number. When you multiply it by four and subtract eight the result is 12. What is the number?
The number is 5
100
What is the formula for the probability of an event?
P = favorable outcomes/total possible outcomes
100
If Billy-Bob got 14.5/20 on his test what percent did he get?
72.5%
200
What is -4 (4x – 5) ≤ 52
x ≥ -2
200
If the ratio of boys to girls is 4:5 and there are 50 girls then how many boys are there?
40
200
Marty and Sam have 26 trophies between them. Sam has six more than four times as many as Marty. How many trophies does Sam have?
Sam has 22 trophies
200
What is the formula for the probability of two independent events in a row?
prob of event 1 x prob of event 2
200
35 is what percent of 105?
33.3%
300
What is 9/8 = 21/8 - (3/8)x
x = 4
300
If the scale of an object is 100:1 is it an enlargement or a shrinking?
enlargement
300
The perimeter of a rectangle is 62 cm. The length is three more than three times the width. What is the length?
The length is 24cm
300
What is the probability of rolling 3 sixes in a row (write as a decimal rounded to the 1000th place)
0.005
300
If an item costs $6.99 what is the final price if the tax is 5%?
$7.34
400
What is (5-3x) / 4 = -4 ?
x = 7
400
What is 70 m per min in km/hr?
4.2 km/hr
400
I am thinking of 3 consecutive even numbers. The sum of the largest and the smallest is 140. What is the largest number?
The largest number is 71
400
What is the probability of getting less than a 3 when I roll one dice? (answer : % nearest 10th )
33.3%
400
If something starts at 25 and drops to 15 what is the percent decrease?
40% decrease
500
What is -(-n + 5) < 4 ?
n > -9
500
If the actual size of a bug is 3 cm and it is drawn at 60cm then what is the scale factor?
20:1
500
Sam wants to save 2400sr. He has 400sr saved already and saves about 40sr every month. How far will he be from his goal after 6 months?
1760sr
500
What is the probability of getting a head then a tail then a head if I am flipping a coin?
1/8 or 0.125
500
An item is regularly priced at $60. If it goes on sale for 20% off and then gets reduced another 30% from the sale price how much does the customer pay?