Math Poker Chapter 3 R eview Place Your

Math Poker Chapter 3 R eview

Place Your 1 st Bet Now…

SPORTS - An athlete’s long jump attempt measured 670 cm. This was 5 cm less than her best jump. Define a variable. Then write an equation that could be used to find the measure of her best jump.

ANSWER: j = length of her best jump j – 5 = 670

Place Your 2 nd Bet Now…

ALGEBRA – Claire uses a copier to reduce the length of an image so it is ¼ of its original size. Given l, the length of the image, write an equation to find the length n of the new image.

ANSWER: n=¼l

Place Your 3 rd Bet Now…

Solve the equation. Check your solution. c – 30 = -18

ANSWER: c = 12

Place Your 4 th Bet Now…

Solve the equation. Check your solution. 9 = a + 31

ANSWER: a = -22

Place Your 5 th Bet Now…

MOVIES Thirty-two people arrive at the movie during the previews. There were 150 people at the movie when it started. Write and solve an equation to find how many were there before the previews.

ANSWER: x + 32 = 150 x = 118 people

Place Your 6 th Bet Now…

Solve the equation. Check your solution. -4 x = 52

ANSWER: x = -13

Place Your 7 th Bet Now…

Solve the equation. Check your solution. s ÷ 7 = 42

ANSWER: s = 294

Place Your 8 th Bet Now…

CARS – Mr. Jones bought 12 quarts of motor oil for $36. Write and solve an equation to find the cost of each quart of motor oil.

ANSWER: 12 q = 36 q = $3

Place Your 9 th Bet Now…

Solve each inequality. Graph the solution set on a number line. c ÷ 5 + 7 = 42

ANSWER: c = 200

Place Your 1 th 0 Bet Now…

ZOO – Four adults spend $37 for admission and $3 for parking at the zoo. Solve the equation 4 a + 3 = 40 to find the cost of admission person.

ANSWER: a = $9. 25

Place Your 1 th 1 Bet Now…

Translate the sentence into an equation. Then solve. The quotient of a number and 8, less 2, is 5.

ANSWER: n/ – 2 = 5 8 n = 56

Place Your 1 th 2 Bet Now…

Translate the sentence into an inequality. Then graph the inequality on a number line. No more than 15 people are at the party.

ANSWER: n ≤ 15

Place Your 1 th 3 Bet Now…

Translate the sentence into an inequality. Then graph the inequality on a number line. Participants must be at least 12 years old.

ANSWER: p ≥ 12

Place Your 1 th 4 Bet Now…

Solve the inequality. Then graph the solution. t+½<4

ANSWER: t < 3½

Place Your 1 th 5 Bet Now…

Solve each inequality. Graph the solution set on a number line. 11 ≤ 7 + x/ 5

ANSWER: x ≥ 20

Place Your 1 th 6 Bet Now…

Write an inequality for each sentence. Then solve the inequality and graph the solution set on a number line. Three times a number increased by four is less than -62.

ANSWER: 3 x + 4 < -62 x < -22

Place Your 1 th 7 Bet Now…

Solve the inequality then graph the solution. -4 b – 8 < 12

ANSWER: b > -5

Place Your 1 th 8 Bet Now…

Tyler needs at least $205 for a new video game system. He has already saved $30. He earns $7 Tyler at least for a and newsolve video an hourneeds at his part time$205 job. Write an game system. has already inequality to find. He how many hourssaved he will$30. need Hetoearns $7 buy an hour at his part timethe job. work to the system. Interpret solution. Write and solve an inequality to find how many hours he will need to work to buy the system. Interpret the solution.

ANSWER: 30 + 7 x ≥ 205 x ≥ 25 hours He will have to work at least 25 hours.

And the win n e r i s… (find d your total w innings now)