Mathematics, 06.03.2021 19:30 castroarlety
Fathers age is twice his daughter age but 16 years ago fathers age was 4 times his daughters age . Calculate their ages
Answers: 2
Mathematics, 21.06.2019 14:30, kutemigos9211
Simonne used the following steps to simplify the given expression. 12 - 3(-2x + 4) step 1: 12 + (–3)·(–2x) + (–3)·(4) step 2: 12 + 6x + (–12) step 3: 12 + (–12) + 6x step 4: 0 + 6x step 5: 6x what property of real numbers was used to transition from step 3 to step 4? a. identity property of addition b. inverse property of addition c. associative property of addition d. commutative property of addition
Answers: 3
Mathematics, 21.06.2019 16:30, andybiersack154
If 20% of a number is 35, what is 50% of that number?
Answers: 2
Mathematics, 21.06.2019 18:00, kezin
The sat and act tests use very different grading scales. the sat math scores follow a normal distribution with mean 518 and standard deviation of 118. the act math scores follow a normal distribution with mean 20.7 and standard deviation of 5. suppose regan scores a 754 on the math portion of the sat. how much would her sister veronica need to score on the math portion of the act to meet or beat regan's score?
Answers: 1
Fathers age is twice his daughter age but 16 years ago fathers age was 4 times his daughters age . C...
History, 16.03.2020 20:56
Mathematics, 16.03.2020 20:56