Mathematics, 01.07.2020 23:01, msandy7

If Sammy eats 6/7 of a pizza in 2/21 of an hour, how many pizzas will he eat in one hour?

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Mathematics, 21.06.2019 19:30, joselinegarciaowyrpf

Asquare picture with sides of 32 inches is to be mounted on a square mat with sides of 52 inches. find the area of the mat that will remain uncovered by the picture.

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Mathematics, 21.06.2019 22:00, HistoryLee

You are standing next to a really big circular lake. you want to measure the diameter of the lake, but you don't want to have to swim across with a measuring tape! you decide to walk around the perimeter of the lake and measure its circumference, and find that it's 400\pi\text{ m}400? m. what is the diameter dd of the lake?

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Mathematics, 22.06.2019 02:30, naomicervero

Aliter of water contains about 3.35 x 10^25 molecules. a certain river discharges about 2.9x 10^8 l of water every second. about how many molecules does the river discharge every minute? write your answer in scientific notation

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Mathematics, 22.06.2019 03:00, sarath30

This size running track is usually called a 400 meter track. however if a person ran as close to the inside as possible on the track they would run less than 400 meters in one lap. how far away from the inside border would someone have to run to make one lap equal exactly 400 meters