Divisibility
Which number of the following is divisible by 24?
300, 3072, 540
3072
Increasing a number by 36% is the same as multiplying it by what fraction?
34/25
Express this number in standard form.
9.647 x 10-4
0.0009647
Maria needs 3.5 cups of flour for a recipe, and she wants to bake 4 batches of it. If flour comes in bags of 8 cups that cost $18.25 each, how much money does Maria need to spend to get enough flour?
$36.50
What is the greatest prime divisor of 2022?
337
An integer a and its reciprocal 1/a are the roots to a quadratic equation f(x). What is the value of f(0)?
1
Express this number in scientific notation:
2142321
2.142321 x 106
The perimeter of a swimming pool is 25 yards. If the ratio between the length and width is 3:2, what is the length of the width in feet?
15 feet
What is the GCF of the product of any 4 consecutive positive integers?
24
Express 0.44 as a decimal in base 5.
0.21
What is wrong with the following expression (why is it not accurate scientific notation)?
12.03 x 10-12
The non-exponential value must be between 1 and 10, and in this case it is 12.03.
What is the surface area of a lidded can with a height of 5 inches and a radius of 2 inches?
28pi
If the number 481m693 is completely divisible by 11, then the smallest whole number for m will be
8
What is 0.6121212… as a completely simplified fraction?
101/165
Ava is multiplying two numbers (greater than 1) in scientific notation. However, she accidentally multiplies the two exponents, instead, of adding. Assuming she did everything else correctly and her answer turns out to be 106 greater than it should be, what is the sum of the exponents of the two numbers' scientific notation form?
10
Sally has three pieces of material. The first piece is 1 yd. 2 ft. 6 in. long, the second piece is 2 yd. 1 ft. 5 in long, and the third piece is 4 yd. 2ft. 8in long. How much material does Sally have?
9 yards, 7 inches