Write a Mathematical proof to show (3x) (5y) (7z) is equivalent to 105xyz

A college student expects to earn at least $1,000 in interest on an initial investment of $20,000. If the money is invested for one year at interest compounded quarterly, what is the least annual interest rate that would achieve the goal? A) 4.

Greg purchases 1/2 dozens cupcakes for 5.88. Explain how you can determine the unit cost of the cupcakes.

Simplify x^2/x. A. 1/x B. 1/x^2 C. x D. x^2

How many bits are in one dollar

If Tim can paint 2 square feet per minute, how fast can he paint a 10 foot by 8 foot wall?" * 18 minutes 40 minutes 80 minutes 100 minutes Explain how you found your answer Tim's lawn is 20 meters by 30 meters.

3. You can ride your bike 1/5 of a mile per minute. If it takes you 3 1/3 minutes to get to your friend's house, how many miles away does your friend live?

Find the sales tax for three CDs, if each CD is $14.29 and the sales tax is 7.25%.

Which statement describes a cynlinder

Azul went shorking and he noticed that the ration of parrot fish to clownfish was 4:3. he saw 20 parrot fish how many clown fish did he see

Write an inequality for the given statement: 4 times the sum of a number and 3 is at least 28. a. 4x 3 is greater than or equal to 28b. 4 3x is greater than or equal to 28c. 4 (x 3) is greater than or equal to 28d.