How many protons are in an element with an atomic number of 8 and a mass number of 18?

a. 8

b. 10

c. 18

d. 3

Hong planted 16 tomato plants in his garden. What is the prime factorization of 16

If $5,200 is invested at a rate of 8.6% compounded quarterly, how long will it take, to the nearest hundredth of a year, until the investment is worth $11,600?

Fifteen cups of flour are to be stored in containers. Each container holds 2 1/3 cups. How many containers will the flour fill? What fraction of another container will it fill?

Macy's is having a 25% off sale on all sweaters. Julie gets an additional employee discount of 20%. Julie buys a sweater whose original cost was $50. how much change does she get back if she pays with a $100.00 bill?

A display number cube measures 20 inches on a side. The sides are numbered 1-6. The odd numbered sides are covered in blue fabric and the even numbered sides are covered in red fabric. How much red fabric was used?

What is the solution of this system of linear equations? y=2x-3 2x=y-3 a. infinitely many solutions b. (0, - 3) c. (0,0) d. no solution

In calm waters, the oil spilling from the ruptured hull of a grounded tanker spreads in all directions.

When does a barbershop quartet have 16 legs?

According to the model how many more pizzas are sold for each additional coupon issued

4. Haniya bought 4 polka dot pencils that each cost 70. How much money did Haniya spend?