Mathematics, 22.07.2019 00:31 kylee76
Thomas bought a new backpack that was 30% off the original price. the sale resulted in a $15 discount. what was the original price of the backpack? a.) $45 b.)$50 c.)$65 d.)$70
Answers: 1
Mathematics, 21.06.2019 12:30
Suppose there are 10 five and six-year-old attending a birthday party. when a 30 year old mother walks into the room with an infant in her arms, what happens to the mean age in the room? what happens to the standard deviation of ages in the room? a. the mean and standard deviation of both change. b. the meaning will change, but the standard deviation will stay approximately the same. c. i mean will stay approximately the same, but the standard deviation will change. d. the mean and standard deviation will both stay approximately the same.
Answers: 1
Mathematics, 21.06.2019 13:30
Factorize: x^2+8x+10 i just solved it but i don't know if the process is correct
Answers: 3
Mathematics, 21.06.2019 19:30
Factor the following expression. 27y3 – 343 a. (3y + 7)(9y2 + 2ly + 49) b. (3y – 7)(9y2 + 2ly + 49) c. (3y – 7)(932 – 217 + 49) d. (3y + 7)(92 – 2ly + 49)
Answers: 1
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