Prealgebra

Practice Test

PrealgebraPractice Test

Practice Test

684.

Write six and thirty-four thousandths as a decimal.

685.

Write $1.731.73$ as a fraction.

686.

Write $5858$ as a decimal.

687.

Round $16.74916.749$ to the nearest tenth hundredth whole number

688.

Write the numbers $45,−0.1,0.804,29,−7.4,0.2145,−0.1,0.804,29,−7.4,0.21$ in order from smallest to largest.

In the following exercises, simplify each expression.

689.

$15.4+3.0215.4+3.02$

690.

$20−5.7120−5.71$

691.

$(0.64)(0.3)(0.64)(0.3)$

692.

$(−4.2)(100)(−4.2)(100)$

693.

$0.96÷(−12)0.96÷(−12)$

694.

$−5÷0.025−5÷0.025$

695.

$−0.6÷(−0.3)−0.6÷(−0.3)$

696.

$(0.7)2(0.7)2$

697.

$24÷(0.1+0.02)24÷(0.1+0.02)$

698.

$4(10.3−5.8)4(10.3−5.8)$

699.

$1.6+381.6+38$

700.

$23(14.65−4.6)23(14.65−4.6)$

In the following exercises, solve.

701.

$m+3.7=2.5m+3.7=2.5$

702.

$h0.5=4.38h0.5=4.38$

703.

$−6.5y=−57.2−6.5y=−57.2$

704.

$1.94=a−2.61.94=a−2.6$

705.

Three friends went out to dinner and agreed to split the bill evenly. The bill was $79.35.79.35.$ How much should each person pay?

706.

A circle has radius $12.12.$ Find the circumference and area. $[Use3.14forπ.][Use3.14forπ.]$

707.

The ages, in months, of $1010$ children in a preschool class are:
$5555$, $5555$, $5050$, $5151$, $5252$, $5050$, $5353$, $5151$, $5555$, $4949$
Find the mean median mode

708.

Of the $1616$ nurses in Doreen’s department, $1212$ are women and $44$ are men. One of the nurses will be assigned at random to work an extra shift next week. Find the probability a woman nurse will be assigned the extra shift. Convert the fraction to a decimal.

709.

Find each unit price and then the better buy.
Laundry detergent: $6464$ ounces for $10.9910.99$ or $4848$ ounces for $8.498.49$

In the following exercises, simplify.

710.

$36+6436+64$

711.

$144n2144n2$

712.

Estimate $5454$ to between two whole numbers.

713.

Yanet wants a square patio in her backyard. She has $225225$ square feet of tile. How long can a side of the patio be?

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