GMAT Quant: Arithmetic – Practice Questions

GMAT Quant Arithmetic

Arithmetic Preparation Tips for GMAT, we recommended GMAT aspirants to focus more and more on practicing Quant to brush up the mathematical skills as well as increase speed. Here are few questions on Arithmetic to assist you.

1. Adam can do a certain amount of work in x hours and ben can do the same in y hours. If they both work together at their own pace to complete the job, which of the following represents the fraction of the job that ben will not have completed?

  1. yx+y
  2. xy-x
  3. x+yxy
  4. x-yx+y
  5. yx-y

Ans: A

2. Bus A and B travel at the same constant rate in opposite directions along the same route between city S and city T. if, after traveling for 3 hours, Bus A passes Bus B, how long does it take Bus B to travel the complete journey?

  1. Bus B started travelling between City S and City T, 1 hour after Bus A started travelling
  2. Bus B travels at the rate of 150 miles per hour.
  1. Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient.
  2. (B) Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient.
  3. (C) BOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.
  4. (D) EACH statement ALONE is sufficient.
  5. (E) Statements (1) and (2) TOGETHER are NOT sufficient.

Ans: A

3. Of the 90 animals on a certain farm, ⅔ are either sheep or horses. How many horses are there in the farm?

  1. The farm has more than twice as many horses as it has sheep.
  2. The farm has more than 19 sheep.
  1. Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient.
  2. (B) Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient.
  3. (C) BOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.
  4. (D) EACH statement ALONE is sufficient.
  5. (E) Statements (1) and (2) TOGETHER are NOT sufficient.

Ans: C

4. Michael is mixing up a salad dressing. Regardless of the number of servings, the recipe requires, ⅝ of the finished dressing mix be olive oil, ¼ vinegar and the remainder an even mixture of salt, pepper and sugar. If Michael accidentally doubles the vinegar and forgets the sugar, what proportion of the dressing will be olive oil?

  1. 15/29
  2. 5/16
  3. ½
  4. 13/27

Ans: A

5. The price a certain property increased by 10% in the first year, decreased by 20% in the second year, and increased by 25% in the third year. What was the amount of the dollar decrease in the property price during the second year?

  1. The price of the property at the end of the third year was $22000
  2. The decrease in the property price over the first two years was $2000 less than the increase in the property price during the third year.
  1. Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient.
  2. (B) Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient.
  3. (C) BOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.
  4. (D) EACH statement ALONE is sufficient.
  5. (E) Statements (1) and (2) TOGETHER are NOT sufficient.

Ans: D

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