Mathematics, 02.12.2019 05:31 lacourboud20005
Benchmark 1 - big ideas math - grade 7
24. jack's mother is 44 years old. she is 4 years older than 8 times jack's age. the
equation 8a + 4 = 44 represents this situation.
how old is jack?
a. 5
b. 6
c. 9
d.13
Answers: 1
Mathematics, 21.06.2019 17:30
Which is the equation of a line perpendicular to the line with the equation 3x+4y=8
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The swimming pool is open when the high temperature is higher than 20∘c. lainey tried to swim on monday and thursday (which was 33 days later). the pool was open on monday, but it was closed on thursday. the high temperature was 30 ∘c on monday, but decreased at a constant rate in the next 33 days. write an inequality to determine the rate of temperature decrease in degrees celsius per day, d, from monday to thursday.
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Mathematics, 21.06.2019 19:00
Quick! a survey of 57 customers was taken at a bookstore regarding the types of books purchased. the survey found that 33 customers purchased mysteries, 25 purchased science fiction, 18 purchased romance novels, 12 purchased mysteries and science fiction, 9 purchased mysteries and romance novels, 6 purchased science fiction and romance novels, and 2 purchased all three types of books. a) how many of the customers surveyed purchased only mysteries? b) how many purchased mysteries and science fiction, but not romance novels? c) how many purchased mysteries or science fiction? d) how many purchased mysteries or science fiction, but not romance novels? e) how many purchased exactly two types of books?
Answers: 3
Mathematics, 21.06.2019 20:30
Erin bought christmas cards for $2 each to send to her family and friends. which variable is the dependent variable?
Answers: 1
Benchmark 1 - big ideas math - grade 7
24. jack's mother is 44 years old. she is 4 years older...
24. jack's mother is 44 years old. she is 4 years older...
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