Percents
3 is what percent of 4?
75%
y-7=49
y=42
150o
A square has side length 9cm. What is its area?
81cm2
A car travels 30mph. How many miles do they go in an hour?
30 miles
I bought a $20 shirt with 5% tax. How much did I pay in total for the shirt?
$21
3x + 17 = 110
x=31
If an angle of a complementary set of angles is 37o what is the measure of the other angle?
53o
A right triangle has leg lengths of 3m and 4m. What is its area?
6m2
A mailman delivers mail to 10 houses in 15 minutes. How many does he deliver to in 3 hours and 45 minutes?
150 houses
13% of 144 is what?
18.72
(4/5)w + 67 = 47
w=25
There are two vertical angles one measures to 120o the other is measured at 2((5/2)x+10). Solve for x.
x=20
A 6ft tall man is standing 15ft away from the base of a skyscraper that is 106ft tall. How far is the man from the top of the skyscraper? (from the top of his head to the top of the skyscraper.)
sqrt(10,225)
If I travel at a speed of 4.5 miles per hour how long will it take me to get to 10 miles?
2.22 hours.
Elizabeth and William travel from Alabama to California. The trip was 1 day and 4 hours of driving. Elizabeth drove for 12.5 hours and William drove the rest. What percentage of the trip did each of them drive? Round to the nearest tenth.
E=44.6%
W=55.4%
-3(4x - 10)= -100
x=10.833333...
The sum of all the angles in a circle is 360o. When divided into 4 quadrants each angle is what angle? If we then divide it further into 3 pieces per quadrant. What will be the measure of each angle?
90o and 30o
The circular center of a soccer field has diameter 20yards. What is the area AND circumference?(leave answer in terms of pi)
A=100pi yards2
C=20pi yards2
If it takes John 6 hours to complete 144 math problems. How many minutes does it take him to complete 1?
1,440 minutes
John bought groceries totaling $375.35 before tax. He has a coupon for 25% off his entire purchase. Then there is an additional 3% tax. What was his final bill?
$289.96
9(-3x+6)=216
x=-6
Find the angles of the triangle drawn.
x=15
A circle inscribed in rectangle with dimensions 3ft and 8ft. What is the area of the circle?
A=2.25pi ft2
Three postal workers can sort a stack of mail in 40 minutes, 45 minutes, and 360 minutes, respectively. Find how long it takes them to sort the mail if all three work together?
20 minutes