How many ways can I choose a president, vice-president, secretary and treasurer for student council from a group of 13 students? (Hint: Does order matter?)

A cylindrical can is to have volume 1500 cubic centimeters. determine the radius and the height which will minimize the amount of material to be used.

You are given a fraction in simplest form. The numerator is not a zero. When you write the fraction as a decimal, it is a repeating decimal. Which numbers from 1 to 10 could be the denominator?

Carol gave a 15% deposit on a diamond bracelet. the deposit was 73.50. what was the cost of the bracelet

A peach weighs 65 grams. if you buy 100 peaches and they sell for $6 per kilogram, how much will they cost?

What is the best estimate for 86.68

Mary is the presenter of a weekly radio show. She plays five new songs for every two old songs. Last week she played 15 new songs. How many songs did she play altogether?

What is 7/100 in decimal

Q: It takes Zach 15 minutes to walk 7 1/2 blocks to the swimming pool. At this rate how many blocks can he walk in one minute?

I varies inversely with x and x=3.25 when y=4.5 what is the value of the x when y=3.75 A) 5.2 B) 3.9 C) 2.7 D) 3.2

How many significant figures will there be in the answer to the following problem? You do not have to solve the problem. 6.783 - 2.