Is 500 a good estimate for the sum of 362 and 211? If it is, explain why it is a good estimate. If it is not, explain why it is a bad estimate.

What is the multiplicative inverse of 1/2

The natural remedy echinacea is reputed to boost the immune system, which will reduce flu and colds. A 6-month study was undertaken to determine whether the remedy works.

Dam and Harry are family. Sam is currently three times Harry's age. Sam's age is also 10 more that twice Henry's age. What are their current ages?

Which model represents the factors of x2 + 9x + 8?

How do you solve percentages?

Which expression gives the volume of a sphere with radius 5

A mine produces 42.5 tons of coal per hour. how much coal will the mine produce in 9.5 hours?

C (n) = -9/2 (-4/3) ^n-1 What is the 2nd term in the sequence?

How much simple interest is earned on investment of $1250 if the money is invested for five years at an annual interest rate of 4.5%

Find the GCF. 18x 3 and 30x 5 a. 6x 5 b. 90x 3 c. 6x 3 d. 90x 5 User: Write 6.92 x 10 - 8 in standard notation. User: Write 6.92 x 10 - 8 in standard notation. A. 0.000000692 B. 0.0000000692 C. 0.0000000069 D. 0.