What is the answer & How to solve those problems?

[morshed.munzurm]

1. A grocer buys apples for 63¢ per pound . If 10% of the apples go bad and he still wants to make a 20% profit over his purchase price, what should be the sales price?

2.A wire is cut into 3 equal parts. The resulting segments are then cut into 4, 6, and 8 equal parts, respectively. If each of the resulting segments has an integer length, what is the minimum length of the wire?

3. 30 - 5 x 4 + (7 - 3)^2/8=?

4.Is the hundredths of the decimal D greater than 5?
A. The tenths digit of 10D is 7 B. The thousandths digit of D/10 is 7

5. 0.675 / 0.25 =?

6.If 1/2 of the number of white mice in a certain laboratory is 1/8 of the total number of mice, and 1/3 of the number of gray mice is 1/9 of the total number of mice, then what is the ratio of the number of gray mice to the number of white mice?
A) 2:3 B) 3:4 C) 4:5 D) 8:9 E) 16:27


I apologize if this is not the right place to ask questions. However, please give me the link where to ask questions.

[OfficialGMAT]

Hello, Morshed! This is the forum thread to ask questions to GMAC, the makers of the GMAT exam and, unfortunately, we cannot help you with specific practice questions. You will need to move this to one of the main forum threads.

Thanks and good luck with your GMAT exam!

Rebecca