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Mathematics, 22.11.2019 08:31 890777
17) monica wants to save at least $399 to buy a new laptop computer. she has $284 saved already. which options below will allow her to have enough money to buy he computer? select all that apply
a) she earns $580 and spends $422
b) she speeds $22 and earns $93
c) she is given $205 and spends $57
d) she spends $82 and earns $94
e) she earns $56 and is given $59
f) she is given $38 and earns $42
18) krista wants to paint her house. she buys 7 1/2 gallons of paint. she uses 3/5 of the paint the front of her house and then buys 1 1/2 more gallons of paint. how many gallons of paint does does she have left?
a) 4 1/2
b) 6
c) 8 2/5
d) 9
19) a plane is flying at 32, 460 feet. to avoid some turbulence, the plane ascends 1645 feet. it then descends 3/5 of its new height to prepare for landing. what are the heights that the plane will be at after it ascends to avoid turbulence and after it descends to prepare for landing? select all that apply
a) 20, 463
b) 12, 326
c) 34, 105
d) 30, 814
e) 13, 642
f) 18, 489
20) suzan normally earns $300 a month working part time at an appliance store. she worked 17 hours extra over a holiday weekend, for which she was paid $24.50 per hour. what did she earn in that month?
a) $116.50
b) $324.50
c) $416.50
d) $716.50
21) the teacher spent 1/8 of the class period reviewing the answers to a worksheet. the class period was 1 1/2 hours length. how many minutes did the teacher spend reviewing the worksheet? enter your response as a decimal.
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17) monica wants to save at least $399 to buy a new laptop computer. she has $284 saved already. whi...
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