Expressions
Read the following expression:
(3/8 y)(104)
The quantity of 3 divided by 8 times y, times the quantity of 10 to the 4th power.
What is 32 % of 96?
30.72
Convert .008 to a percent
0.8%
Solve for x:
x-30 = 51
x = 81
Evaluate the expression 3(x + 4) - w, when x is 3 and w is 8.
13
There are 28 students in a class. Sixteen of those students are men. What percent of the class are women? Round your answer to the nearest tenth.
42.9%
Convert 3.1 to a percent and a fraction.
310%, 310/100, (or 31/10, 3 1/10)
Solve for x:
x/7 = 6
x = 42
Evaluate the expression. 4^2 + 3 (7 - 2) + 4
35
0.5% of the students in Brooklyn Lab Charter school are left-handed. If you there are 1,400 students, how many are left-handed?
7 students are left-handed
Convert 0.07% to a decimal
0.0007
25x=200
x = 8
Taniya placed 24 (two to the fourth power) books onto each of 5 shelves. How many books did she place on the shelves in all?
80 books.
Barack Obama earned $400,000 a year during his presidency. About 35% is taken out for taxes. Approximately, how much did he pay in taxes during his 8 year presidency.
He paid about $1,120,000 in taxes.
Convert 3/4 % into a decimal and a fraction.
0.0075, 75/10000, 3/400
0.6x = 300
x = 500
Evaluate the expression 2rz - -9 when r is 0.2 and z is 50.
29
It is the year 3000 and students are allowed to vote in the NYC mayoral election. There are about 10 million children in NYC public schools. 30 % voted for Lil Tecca, 60 % voted for Lil Nas X. and 10 % didn't vote. How many students voted for Lil Tecca and Lil Nas X?
3,000,000 students voted for Lil Tecca and 6,000,000 students voted for Lil Nas X.
-0.5รท 3/4 * -7/8
28/48, (or 7/12 or 0.58333333333...)
x- -7 = 123
116