A lab tech wishes to mix 70% saline and 20 % saline to prepare 500ml of a 40% solution what amount should be used in the mix

You have 34 of a pie leftover after your party. Each guest takes home 16 of the leftover pie. What fraction of the pie does each guest take home?

Find 10^2 to the nearest hundredth and explain how you found the answer

With a coupon, you can get a pair of shoes that normally costs $84 for only $72. What percentage was the discount?

Logan and his brother plan to make spherical glass ornaments to decorate their living room. Logan decides to completely fill the glass ornaments with glitter. The glass ornaments have a diameter of 3 inches each.

Which expression is equivalent to 72 + 45? A. 8 (9 + 5) B. 9 (8 + 5) C. 9 (8 + 45) D. 10 (62 + 35)

Use the following for long division x^2+3x+1sqrt 3x^4+7x^3+2x^2+13x+5

A number plus 17 is 25

293.08 + 14 + 2.719 =

The factory workers make 751 toys per day if they work 5 days per week how many toys will the workers make in 3 weeks

Why does the shape of the distribution of the weights of russet potatoes tend to be symmetrical?