16

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For Al, its atomic number is 13 and its mass number is 27. How many neutrons does it have?

O

A.

13

ه

ن

م

نا

40

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The solution to 3.2x = 11.52 is x = ___. 3.6 8.32 14.72 36.8

Identifying the values a, b, and c is the first step in using the Quadratic Formula to find solution (s) to a quadratic equation. What are the values a, b, and c in the following quadratic equation? 18 = - 9x + 7x2 A. a = 18, b = 9, c = - 7 B.

A magazine sales person earns $250 a week plus a commission of of the total sales. If the total sales for the week were $693, what is the total that the sales person earned?

Susan bought 2,000 grams of rice and x grams of flour from a grocery store. Which of the following expressions represents the total weight of both items in kilograms?

An arrow is shot at a square target with sides 100 cm long. The probability of hitting a circle with a 25 cm radius is equal to 2.0%.

Deluxe coffee is to be mixed with regular coffee to make at least 46 pounds of a blended coffee. The mixture must contain at least 11 pounds of deluxe coffee. Deluxe coffee costs $7 per pound and regular coffee $5 per pound.

Angie takes a loan of $1000 that has a simple interest rate of 3% annually. What is the amount of interest accrued after 2 years?

How many grams in 2/3 of a pound

Larry was able to walk 4 more than twice as many dogs as his friend kyle. write an algebraic expression to represent the number of dogs larry walked compared with kyle

What is the constant of variation, k, of the direct variation, y=kx, through (-3,2)