Will be posting some csat questions for practice here on a daily basis!

29. During a particular period, water enters a partially filled reservoir at a constant rate through a mountain stream. At the same time, water is pumped out of the reservoir at a constant rate through an outlet pipe. At what rate, in gallons per minute, is the amount of water in the reservoir increasing?

(1) The amount of water initially in the reservoir is 1800 gallons.

(2) Water is pumped into the reservoir at a rate of 8 gallons per minute and out of the reservoir at a rate of 20 gallons every 3 minutes.

A) Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient.

B) Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient.

C) BOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.

D) EACH statement ALONE is sufficient.

B

Correct.

32. In most countries, lower taxes stimulate economic growth, which is an increase of the capacity of an economy to produce goods and services. In the nation of Tattua, economic growth is significantly higher than it is in the nation of Hothal. Clearly, therefore, Tattua's industries must, on the whole, be further advanced technologically than Hothal's are.

The argument is most vulnerable to which of the following criticisms?

a. It offers a conclusion that is no more than a paraphrase of one of the pieces of information provided in its support.

b. It presents as evidence in support of a claim information that is inconsistent with other evidence presented in support of the same claim.

c. It takes one possible cause of a condition to be the actual cause of that condition without considering any other possible causes.

d. It takes a condition to be the effect of something that happened only after the condition already existed.

33. Sixty-four percent of the members of a study group are aged 30 or older, and 12.5 percent of those individuals aged 30 or older are teachers. If one member of the study group is to be selected at random, what is the probability that the member selected is a teacher aged 30 or older?

a. 0.080

b. 0.100

c. 0.125

d. 0.150

33. Sixty-four percent of the members of a study group are aged 30 or older, and 12.5 percent of those individuals aged 30 or older are teachers. If one member of the study group is to be selected at random, what is the probability that the member selected is a teacher aged 30 or older?

a. 0.080

b. 0.100

c. 0.125

d. 0.150

a.) 0.080%

33. Sixty-four percent of the members of a study group are aged 30 or older, and 12.5 percent of those individuals aged 30 or older are teachers. If one member of the study group is to be selected at random, what is the probability that the member selected is a teacher aged 30 or older?

a. 0.080

b. 0.100

c. 0.125

d. 0.150

a.) 0.080%

Right.