The highest temperature on May 1st, this year, was 2.8C higher than that on the same da

This topic has expert replies
User avatar
Elite Legendary Member
Posts: 3991
Joined: Fri Jul 24, 2015 2:28 am
Location: Las Vegas, USA
Thanked: 19 times
Followed by:37 members

Timer

00:00

Your Answer

A

B

C

D

E

Global Stats

[GMAT math practice question]

The highest temperature on May 1st, this year, was 2.8C higher than that on the same date last year. Moreover, the lowest temperature on May 1st, this year, was 11.3C lower than the highest temperature on that day. The lowest temperature on May 1st, this year was 18.9C. What was the highest temperature on May 1st, last year?

A. 23.4C
B. 24.8C
C. 25.9C
D. 27.4C
E. 28.9C
Source: — Problem Solving |

User avatar
Elite Legendary Member
Posts: 3991
Joined: Fri Jul 24, 2015 2:28 am
Location: Las Vegas, USA
Thanked: 19 times
Followed by:37 members
=>

Assume that x is the highest temperature of May 1st, last year.
The highest temperature of May 1st, this year, is x + 2.8.
The lowest temperature of May 1st, this year is x + 2.8 – 11.3 = 18.9
Then we have x= 18.9 + 11.3 – 2.8 = 27.4

Therefore, D is the correct answer.
Answer: D