Igot 6.7 but that's not an answer choice me out ?

Mr angulo buy 5/8 pound of red grapes and 3/8 pound of green grapes.how many pounds of grapes did mr angulo buy

Simplify 6sin θsec θ. choices a) 6 tan θ b) 6 cos θ c) 6 cot θ d) 6

Three cylinders have a volume of 2836 cm^3. cylinder a has a height of 900 cm. cylinder b has a height of 225 cm. cylinder c has a height of 100 cm. find the radius of each cylinder. use 3.14 as an approximate for π