2019-2020 8th Grade Math 1st Semester Review

Front

Which of the following represents the number 0.0000457 in scientific notation? Options: 4.57 x 10⁵, 4.57 x 10⁶, 4.57 x 10^-5, 4.57 x 10^-6

Back

4.57 x 10^-5

Front

Mean absolute deviation of the data set: 35, 12, 16, 24, 18, 12, 23

Back

6.28

Front

Jason deposited $500 into a savings account that earns 1.75% simple interest. How much will Jason have in his account after 8 years?

Back

$570

Front

Back

Front

Which is a true statement about the table?

Back

It is a function because each input has exactly one output.

Front

A tree in Sarah's yard grew 54 inches in the first 3 years after it was planted. If the tree continues to grow at this same rate, which graph best represents the growth rate of the tree in inches per year?

Back

Front

What is best determined by looking for a straight line that passes through the origin?

Back

determining proportionality

Front

Equation for total cost of UHDTV after x months if deposit is $300 and monthly payment is $50.

Back

Front

Meredith's college bill is $13,500. Her parents pay $4000, and she receives a $3000 scholarship. How much must she save monthly over the next year to cover the remaining balance?

Back

$541.67 a month

Front

Determine the number of passes attempted if the number of passes completed is 150.

Back

250