easy · GMAT Quant
An agricultural irrigation system turns on Zone A every 6 hours at hour h equiv 4 pmod6. It turns on Zone B every 5 hours at hour h equiv 1 pmod5.
What is the second time after hour 0 at which Zone A and Zone B turn on simultaneously?
- 16
- 30
- 34
- 46
- 76
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?