How do I remember averages in maths?

Mode

Median

Mean

Range

Percent of 7% of 120

John invested $575 in stocks. If he lost d dollars when he sold the stocks, which expression represents the amount of money he received for his stocks?

Suppose John opens a savings account with $1,000 that compounds interest daily. The APR at the time John deposits the account is 3.5%. He makes no withdrawals or deposits. What is his APR to the nearest hundredth of a percent after 1 year?

What conversion factor can be used to convert the number of blocks to the weight of the blocks, in pounds?

Isaac will be constructing congruent segments with a compass and straight edge wow Michael will be constructing a segment bisector with a compass and straight edge describe the similarities and differences between their construction steps

A polygon with 5 sides is shown with its exterior angles. The exterior angles are 62 degrees, 66 degrees, 77 degrees, 59 degrees, and (12 x) degrees. What is the value of x? 6 8 10 12

Sandra plans to excersise the same number of minutes m each of the remaning three days this week in order for sandra to excersise for exactly 150 minutes this week what is the value of m

Joe borrowed 2000$ from a bank at a rate of 7% simple interest per year how much interest did he pay in 5 years? you have 550 in a bank account that earns 3% simple interest each year how much will be in your account in 10 years

Nicole has $9 to spend on cards. She finds friends with the same amount of money to split the cost of a set. One set costs $27. Each friend gets the same number of cards. How many cards does each friend get?

find the variation constant and an equation of variation where y varies directly as x and y=45 when x=5