The distance d, in kilometres, traveled by a plane after t hours can be represented by d (t) = - 4t^3 + 40t^2 + 500t, where 0<_ t<_10. How long does the plane take to fly 4088km?

Match each circular flower bed on the left to its circumference and its area on the right. Some answer options on the right will not be used.

Smooth Operator On January 1, a kid read 40 minutes a day, every day. How many minutes will he read this month?

Mata exercises 30 minutes each day Greg exercises for 10 minutes each day how many more minutes that's Greg exercise in a month of 31 days than Martha

Do - 3+2 and 2 + (-3) have the same sum? Does it matter if the negative number is the first addend or the second addend?

2. A science teacher has 4 2/3 packages of bird seed. Each package weighs 2 1/4 pounds. How many pounds of bird seed does the teacher have in all? A. 3 2/7 pounds B. 8 1/6 pounds C. 8 3/7 pounds D. 10 1/2 pounds

What can each term of the equation be multiplied by to eliminate the fractions before solving

Find the missing number in the following pattern explain your reason 12,24, 72, and 288,

How to find the Base and height of the triangle

Lita estimates she will read 24 books during the summer. She actually reads 9 books. what is the percent error of her estimate?

We mathematical induction to prove the statement is true for all positive integers n. 8+16+24 + ... + 8n=4n (n+1)