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Mathematics, 31.03.2021 19:00 c1100321311

HELP ME PLEASE HELP ME PLEASE URGENT 1.There are 142 coins in a container with a total value of $20.50. If all of the coins are either quarters (x) or nickels (y), which system of equations would you use to determine how many of each type of coin are in the container? No work is needed. (1 Point)

x + y = 20.50 and .25x + .05y = 142

x + y = 20.50 and .25x + .5y = 142

x + y = 142 and .25x + .5y = 20.50

x + y = 142 and .25x + .05y = 20.50
2.There were 200 eighth grade students who attended the Disney field trip. Some students rode in vans (v) which hold 5 students each. Some students rode in buses (b) which hold 30 students each. Each vehicle was completely full, and there were 10 total vehicles. Which is the system of equations used to calculate the number of vans and buses? No work is needed.
(1 Point)

v + b = 10 and 5v + 30b = 200

v + b = 10 and 5v - 30b = 200

v + b = 200 and 5v + 30b = 10

v + b = 200 and 5v + 30b = 200
3.There were 200 eighth grade students who attended the Disney field trip. Some students rode in
vans (v) which hold 5 students each, and some students rode in buses (b) which hold 30 students
each. Each vehicle was completely full. How many of each type of vehicle did they use if there
were 10 total vehicles? A system of equations and elimination must be shown to earn full credit.
(1 Point)

6 vans and 4 buses

4 vans and 6 buses

2 vans and 6 buses

6 vans and 2 buses
4.Beyonce and Jay-Z went to Taco Bell for lunch. Beyonce ordered 3 tacos and 3 burritos for a total of $11.25. Jay-Z ordered 4 tacos and 2 burritos and paid $10. How much does a taco cost? A system of equations and elimination must be shown to earn full credit.
(1 Point)

$2.00

$1.25

$2.50

$1.50
5.A pizza buffet has one price for adults and a different price for children. Gertrude's family has 2 adults and 3 children. They paid $40.50. Bethel's family has 3 adults and 1 child, and they paid $38. How much does it cost for a child's buffet? A system of equations and elimination must be shown to earn full credit.
(1 Point)

$10.50

$2.50

$8.10

$6.50
6.Eight goldfish and 12 beta fish cost $36. The cost of 2 goldfish and 6 beta fish is $15. Which system of equations could be used to calculate the cost of a goldfish, g, and a beta fish, b? No work is needed.
(1 Point)

8g + 12b = 15 and 2g + 6b = 36

g + b = 36 and g - b = 15

8g + 12b = 36 and 2g + 6b = 15

8g - 12b = 36 and -2g + 6b = 15
7.Academy Sports is having a sale on bike helmets, h, and water bottles, b. A bike club bought 10 helmets and 2 water bottles for $155. A different bike club bought 12 helmets and 3 water bottles for $189. Which system of equations could be used to determine the cost of a helmet and a water bottle? No work is needed.
(1 Point)

10h + 2b = 155 and 12h + 3b = 189

10h + 2b = 189 and 12h + 3b = 155

10h + 3b = 155 and 12h + 2b = 189

2h + 10b = 155 and 12h + 3b = 189
8.There are 150 coins in your piggy bank. The total value is $22.50. All of the coins are either quarters or dimes. How many of each type of coin are in your piggy bank? A system of equations and elimination must be shown to earn full credit. Immersive Reader
(1 Point)

25 quarters and 125 dimes

75 quarters and 75 dimes

50 quarters and 100 dimes

100 quarters and 50 dimes

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