hard · GMAT Quant
An assembly line modifies a component length L (in millimeters). In Operation A, 6 mm are added. In Operation B, the length is multiplied by 5. In Operation C, 25 mm are subtracted.
If the final length after Operation C is 65 mm, what was the initial length L in millimeters?
- 12
- 18
- 90
- 24
- 8
Sign up free to see the explanation and track your rank →
More GMAT Quant practice
- Including both endpoints, how many distinct integer price points are in this range?
- What is the final price of the jacket?
- How many total ways can the traveler get from City X to City Z?
- What is the speed of the current?
- Which of the following includes the number 0?
- If the child picks one letter at random, what is the probability that it is a consonant?
- Which of the following expressions must result in a positive value?
- Which of the following must also be an even integer?