Mr bean tries to push his car up an 800 yard slope to a gas station. in one hour he pushes the car 200 yards up the hill. the next hour he rests and the car rolls back 100 yards. how long does it take to reach the top of the hill if he keeps pushing and resting

This is different from the first one can someone me

Samson is going shopping for sugar and butter to make three different kinds of cookies: lemon bars, peanut butter cookies, and sugar cookies. the recipe for lemon bars calls for 2 cups of flour, 2 cups of sugar, and 1 stick of butter. the peanut butter cookie recipe calls for 2 cups of flour, 4 cup of sugar and 2 stick of butter. the sugar cookie recipe calls for 1 cup of flour, 2 cups of sugar, and 2 sticks of butter. sampson has 13 cups of flour at home, and he buys 12 cups (6 pounds) of sugar and 10 sticks of butter. how many batches of each type of cookie can he make? samson can make batches of lemon bars, batches of peanut butter cookies, and batches of 09 cookies submit reset

If np3 /nc2 = 6, find the value of n