3/14/2019 EM 7 Do Now - Percent Change/Simple Int/Commission

Last year, 2,376 people attended a summer music festival. This year, attendance was 2,950. What was the percent of change in attendance to the nearest whole percent?

• Increase 24%
• Increase 19%
• Decrease 24%
• Decrease 19%

Mrs.Mroc has 35 students in her science class.If her class increases to 42 students next year, what will be the percent of change?

• 20%
• 75%
• 93%
• 33%

Mary lost 30 pounds.  Before her diet she weighed 180 pounds.  What is the percent of change?

• 17% Decrease
• 19% Decrease
• 25% Decrease
• 20% Decrease

Starting money = $350.
Interest rate = 2.5%
TIme = 3 years.
How much interest?

• $7.50
• $26.25
• $87.5
• $262.50

Calculate the interest.

Principal = $1000,

Rate = 6%,

Time = 2 years

• $100

• $120

• $180

• 1200

You lend $240 to your friend.  He pays you back $270.  What interest rate did you charge your friend?

• 88%
• 20%
• 12.5%
• 10%

Aaron earns a base salary of $350 per month plus a commission of 4.5% of his sales. Last month his sales were $3920. How much did he earn?

• $450.00

• $176.40

• $350.00

• $526.40

Sharon makes money by commission rates. She gets 17% of everything she sells. If Sharon sold $37000 worth of items this month, what is her salary for the month?

• $14,800
• $5,180
• $629
• $6,290

A car salesman sold $20,000 worth of cars. He gets 30% commission, but pays 4% in taxes. How much net pay (after taxes) will he earn?

• $5,634
• $5,760
• $5,465
• $5, 569

Jose works at Sony and earns commission. If his sales were $35,600 and he earned $2,225 in commission, then what was his commission rate (%)? 

• 16%
• 625%
• 6.25%
• 62.5%