Mathematics, 22.10.2020 17:01 paytonrules3634
14. Abdi has two electric train sets: A and B. Each train is on its own circular track. He starts both trains at
the same time. Train A returns to its starting point every 12 seconds. Train B returns to its starting
point every 9 seconds. If the trains continue traveling, what is the least amount of time, in seconds,
that both trains will arrive at the starting points at the same time?
Show your work.
Answers: 2
Mathematics, 21.06.2019 17:30
The graph below represents the number of dolphins in a dolphin sanctuary. select all the key features of this function.
Answers: 2
Mathematics, 21.06.2019 19:00
Asmall business produces and sells balls. the fixed costs are $20 and each ball costs $4.32 to produce. each ball sells for $8.32. write the equations for the total cost, c, and the revenue, r, then use the graphing method to determine how many balls must be sold to break even.
Answers: 3
Mathematics, 21.06.2019 19:30
Suppose i pick a jelly bean at random from a box containing one red and eleven blue ones. i record the color and put the jelly bean back in the box. if i do this three times, what is the probability of getting a blue jelly bean each time? (round your answer to three decimal places.)
Answers: 1
Mathematics, 21.06.2019 21:30
In a two-digit number the units' digit is 7 more than the tens' digit. the number with digits reversed is three times as large as the sum of the original number and the two digits. find the number.
Answers: 2
14. Abdi has two electric train sets: A and B. Each train is on its own circular track. He starts bo...
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