If a⊕ b = 1/a + 1/b, for what decimal value of a is a⊕ 0.2=10?

You buy shoes for $57.84. the sales tax rate is 4%. estimate the sales tax. show your work.

Which ratio is equivalent to 7:3? 49:9 21:7 12:8 28:12

Divide the following polynomial, then place the answer in the proper location on the grid. 28y^6 / 14y^4

A large set of test scores has mean 60 and standard deviation 18. if each score is doubled, and then 5 is subtracted from the result, the

There are 15 apples in a basket. 9 of these apples are green. The rest of them are red. (a) What is the ratio of green apples to red apples? (b) What is the ratio of all apples in the basket to red apples?

What is the equation in slope intercept form for (1,0). Slope 1

Where would you place 2.5 on the Venn diagram? A) integers B) natural numbers C) rational numbers D) irrational numbers

Which of the following microscopes has the highest resolution?

Mary throws a plastic disc to her friend. Her friend catches the disc six seconds after Mary throws it. The table shows the height of the disc at one-second intervals. A 2-column table with 7 rows.

Which expression is equivalent to the value 64? A) 34 B) 64 C) 6.4 x 102 D) 82