Mathematics, 07.10.2019 12:50 babra
Bella's cell phone costs $18 per month plus 0.15 for every minute she uses the phone . last month her bill was $29.25. for how many minutes did she use her phone last month
Answers: 3
Mathematics, 21.06.2019 14:00
The deck that kenneth is building is in the shape of a parallelogram abcd the measure of angle c is one third the measure of angle b find the measure of each angle of the deck
Answers: 2
Mathematics, 21.06.2019 16:30
What could explain what happened when the time was equal to 120 minutes
Answers: 2
Mathematics, 21.06.2019 22:30
Tommy buys a sweater that is on sale for 40% off the original price. the expression p -0.4p can be used to find the sale price of the sweater, where p is the original price of the sweater. if the original price of the sweater is 50, what is the sale price?
Answers: 1
Mathematics, 22.06.2019 00:00
Aspacecraft can attain a stable orbit 300 kilometers above earth if it reaches a velocity of 7.7 kilometers per second. the formula for a rocket's maximum velocity v in kilometers per second is vequalsminus0.0098tplusc ln upper r, where t is the firing time in seconds, c is the velocity of the exhaust in kilometers per second, and r is the ratio of the mass of the rocket filled with fuel to the mass of the rocket without fuel. find the velocity of a spacecraft whose booster rocket has a mass ratio of 20, an exhaust velocity of 2.1 km/s, and a firing time of 15 s. can the spacecraft achieve a stable orbit 300 km above earth?
Answers: 3
Bella's cell phone costs $18 per month plus 0.15 for every minute she uses the phone . last month he...
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