Application of Percents Find the Original or Final Amount

Luther currently bowls an average of 247 points per game, which is 90% higher than his average score was last year. Wich expression shows his averag last year?

This summer, due to some renovations, a sports club has 324 members. The club's records indicate that this is 10% fewer members than it had last summer. How many members were there last summer?

• 320

• 314

• 360

• 362

The Sandersons bought a new couch on sale for  20% off. They paid $900. How much was it originally?

• $720

• $1125

• $1080

• $180

The sales tax where Mary lives is 7.5%.  Mary paid a total 0f $47.30? Which equation would find the price before tax??

• 47.30=(1.075)x

• 47.30=(1.75)x

• 47.30=(0.075)x

• 47.30=1.075

A couple buys a house for a total price of $319,000. If the total price includes a 6.75% sales tax. Which equation could be used to find the cost of the house before taxes?

• 319000=0.0675x

• 319000=0.9325x

• 319000=1.0675x

• 319000=1675x

Hailey is out shopping and finds a $20 pair of shoes that was marked down by 50%. How much did the shoes originally cost?

• $40

• $10

• $30

• $5

Melody is out shopping and finds a $3 book that was marked down by 50%. How much did the book originally cost?

• $1.50

• $6

• $5

• $1

Kasey is out shopping and finds a $36 hat that was marked down by 25%. How much did the hat originally cost?

• $50

• $27

• $48

• $25

Ellianna is out shopping and finds a $720 cellphone that was marked down by 10%. How much did the cell phone originally cost?

• $800

• $792

• $72

• $648

Oakleigh is out shopping and finds a $191.88 purse that was marked down by 10%. How much was the purse originally?

• $19.19

• $213.20

• $172.70

• $213.02