Equations
The total cost of a shopping trip was $123.35. Wendy bought 4 skirts and a pair of shoes for $35.67. Which equation can be used to find the price of each skirt?
A. 123.35 = 35.67x + 4
B. 35.67 = 123.34x + 4
C. 35.67 = 4x + 123.34
D. 123.35 = 4x + 35.67
D. 123.35 = 4x + 35.67
The total cost of a taxi cab ride was less than $24. The ride cost $0.35 with an additional $0.15 per mile. Which inequality best represents this situation?
A. 24.00 < 0.35x + 0.15
B. 24.00 > 0.35x + 0.15
C. 24.00 < 0.15x + 0.35
D. 24.00 > 0.15x + 0.35
D. 24.00 > 0.15x + 0.35
Saul bought x cases of water. Daniel bought 2 times as much as Saul. If together, they bought 12 cases, how many cases did Saul and Daniel buy individually?
Saul - 4
Daniel- 8
A tech support company employs 600 workers. It plans to increase its work force by 4 employees per month until it has tripled in size. Which equation can be used to determine m, the number of months it will take for the work force to triple in size?
A. 600 + 4m = 1800
B. 600m + 8m = 1800
C. 3(8m + 600) = 1800
D. 3m + 600 = 1800
A. 600 + 4m = 1800
For every mile Kelly runs, she uses 500 calories. When she rides her bike, she uses 1000 calories total. If she used at least 3500 calories last week, which inequality could be used to find how many miles she ran?
A. 1000 + 500c ≥ 3500
B. 1000 + 500c ≤ 3500
C. 1000 + 500c > 3500
D. 1000 + 500c < 3500
A. 1000 + 500c ≥ 3500
Ricky spent x dollars during Holiday shopping. Paul spent 4 times as much as Ricky. How much did Ricky spend if they spent $100 combined?
Ricky spend $20
Andrew's dog gets a snack 3 times per day. If there are 75 snacks in a bag, which equation will find, d, the number of days (x) it will take to finish the bag of snacks?
A. d = 75 + 3x
B. d = 75x - 3
C. d = 75 - 3x
D. d = 75x + 3
C. d = 75 - 3x
Adam wants to buy 5 DVDs along with 1 CD that costs $15.00. He has $75.00 to spend. Which inequality could be used to find the maximum Adam can spend per DVD?
A. 75.00 < 15.00 + 5x
B. 75.00 > 15.00 + 5x
C. 15.00 < 75x + 5
D. 15.00 > 15x + 75.00
B. 75.00 > 15.00 + 5x
Joe bought x amount of flowers for his girlfriend. John bought 5 times as much as Joe for his girlfriend. If they bought 54 flowers total, how many flowers did each person buy?
Joe - 9 flowers
John- 45 flowers
The price of apples is $0.55 per apple. If Kathy paid $16.35 at the grocery store where she bought some apples and spent $13.00 for the rest of her groceries, write an equation that represents her shopping trip.
Joseph has $12 to spend at the store. He buys a 4 candy bars and a Red Bull that costs $2.59. Write an inequality that represents how much the candy bars can cost for Joseph to still have money left over.
12 > 4x + $2.59
or
4x + $2.59 < 12
Julian ran x miles on Thursday, but then he ran 9 times as many miles on Friday. If Julian ran 20 miles total, how many miles did he run on Thursday?
Friday- 18 miles
A T-Shirt company charges $24 per shirt with a $19.95 charge for shipping. If Aaron spent $499.95 on his order, which equation represents how to find the number of shirts Aaron ordered?
$499.95 = 24x + $19.95
Carries wants to save at least $500 to do some Holiday shopping. If she already has $45 and saves the same amount for 10 days, write an inequality that represents how much Carrie has to save in EACH day.
500 ≤ 10x + 45
A triangle has an 3 angles:
Angle 1: x
Angle 2: 2x
Angle 3: 3x
What is the value of x?
x = 30