Mathematics, 03.09.2020 06:01 alexbanda996
In a stationary store, pencils have one price and pens have another price. Two pencils and three pens cost 78 cents. However, 3 pencils and 2 pens cost 72 cents . How much does one pencil cost?
Answers: 2
Mathematics, 21.06.2019 13:00
Aregression was run to determine if there is a relationship between hours of tv watched per day (x) and number of situps a person can do (y). the results of the regression were: y=ax+b a=-0.662 b=30.418 r2=0.703921 r=-0.839
Answers: 2
Mathematics, 21.06.2019 20:30
At the "no mutants allowed" country farm, every sheep has 4 legs, every chicken has two legs, and all animals have only 1 head. asked to count how many sheep and chicken are in the fields, a farm boy reports back that there are 140 feet and 50 heads. how many sheep and chicken are there? there are sheep and chicken at the farm.
Answers: 1
Mathematics, 22.06.2019 00:00
Lana's family entered a 5-kilometer race lana's average step length is about 0.5 meter how many steps will she need to take the finish
Answers: 1
In a stationary store, pencils have one price and pens have another price. Two pencils and three pen...
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