What plus 11 equals 231

Problem Page A parachutist's rate during a free fall reaches 171 kilometers per hour. What is this rate in meters per second? At this rate, how many meters will the parachutist fall during 5 seconds of free fall?

Why is it sometimes best to make a phone call or personal contact when conveying sensitive information?

A man wants to visit at least two of the four cities A, B, C and d. How many travel itineraries can he make? All cities are connected to one another.

The area of a circle of radius 5cm is numerically what percent of its circumference

The sum of three consecutive integers is 36. what was the integers?

Which polynomial is a quadratic factor of 27x^3+64

There are 112 seats in the school Auditorium. There are7 seats in each row. There are 70 people seated filling up full rows of seats. How many rows are empty?

What is the probability that a red 10 is drawn in a regular deck of cards?

8 x 6 + (12 - 4) = 2

What is the solution to 4 x + 6 less-than-or-equal-to 18? x less-than-or-equal-to 3 x less-than-or-equal-to 6 x less-than-or-equal-to 48 x less-than-or-equal-to 96