Last Friday each of the pets at a certain veterinary clinic was given either 1 treat or 2 treats. What was the total number of treats given to pets at the clinic last Friday?

(1) The total number of pets at the clinic last Friday was 90.
(2) ~$\frac{2}{3}$~ of the pets at the clinic last Friday were given 2 treats each.

If r and s are positive integers, is ~$\frac{r}{s}$~ an integer?

(1) Every factor of s is also a factor of r.
(2) Every prime factor of s is also a prime factor of r.

On the number line above, is the product of w, x, y, and z negative?

(1) z is positive.
(2) The product of w and x is positive.

The passage is primarily concerned with

The passage suggests that if the scientists mentioned in the highlighted text are correct in their speculations, the large multi-ring impact basins on the Moon with the most significant negative gravity anomalies probably

The retail price of a certain refrigerator is 1.6 times its wholesale price. What is the difference between the retail price and the wholesale price of the refrigerator?

(1) The wholesale price of the refrigerator is $200.
(2) The retail price of the refrigerator is $320.

If n is a three-digit positive integer, what is the sum of the digits of n ?

(1) The hundreds digit of n is 3 times the units digit.
(2) The hundreds digit of n is 3 more than the tens digit.

Is the three-digit number n less than 550 ?

(1) The product of the digits in n is 30.
(2) The sum of the digits in n is 10.

On the number line, the distance between point A and point C is 5 and the distance between point B and point C is 20. Does point C lie between point A and point B ?

(1) The distance between point A and point B is 25.
(2) Point A lies to the left of point B.

Is the measure of one of the interior angles of quadrilateral ABCD equal to 60 degrees?

(1) Two of the interior angles of ABCD are right angles.
(2) The degree measure of angle ABC is twice the degree measure of angle BCD.