Alexis is saving to buy a laptop that's costs $1,100. So far she has saved $400. She makes $12 an hour babysitting. What's the least number of hours she needs to work in order to reach her goal?

At a restaurant, you order a meal that costs $8. you leave a 15% tip. the sales tax is 6%. what is the total cost of the meal?

Emily is packing her bags for her vacation. She has 6 unique Fabergé eggs, but only 3 fit in her bag. How many different groups of 3 Fabergé eggs can she take?

Jamal finishes 5/6 of his homework. Margret finished 3/4 of her homework, and Steve finished 10/12 of his homework. Which two students finished the same amount of homework?

What is the lcm of 14 and 42

A cardboard box has a height of 56 centimeters and has a base with an area of 148 square centimeters what is the volume in cubic centimeters of the box

Create an identity using imaginary numbers, and show that the identity is true.

A cylinder is inscribed in a right circular cone of height 4.5 and base radius equal to 6. What are the dimensions of such a cylinder which has maximum volume?

What is - 8/9,-7/8,-22/25 least to greatest

Susan keeps track of the number of tickets sold for each play presented at the community theater. within how many standard deviations of the mean do all the values fall? 135, 71, 69, 80, 158, 152, 161, 96, 122, 118, 87, 85.

A number is divided by 2, and then the quotient is added to 8 the result is 33. Find the number.