All Categories MCQs
Topic Notes: All Categories
General Description
Plato
- Biography: Ancient Greek philosopher (427–347 BCE), student of Socrates and teacher of Aristotle, founder of the Academy in Athens.
- Important Ideas:
- Theory of Forms
- Philosopher-King
- Ideal State
6721
10 men can complete a job in 47 days working 6 hours per day. How many days will 15 men take if they work 4 hours per day?
Answer:
47.0
Step-by-step solution: 1. Total work is proportional to men * days * hours. 2. Initial work units = 10 * 47 * 6 = 2820. 3. New daily work = 15 * 4. 4. New days = 2820 / (15 * 4) = 47.0.
6722
12 men can complete a job in 23 days working 8 hours per day. How many days will 17 men take if they work 6 hours per day?
Answer:
21.65
Step-by-step solution: 1. Total work is proportional to men * days * hours. 2. Initial work units = 12 * 23 * 8 = 2208. 3. New daily work = 17 * 6. 4. New days = 2208 / (17 * 6) = 21.65.
6723
10 men can complete a job in 37 days working 8 hours per day. How many days will 15 men take if they work 6 hours per day?
Answer:
32.89
Step-by-step solution: 1. Total work is proportional to men * days * hours. 2. Initial work units = 10 * 37 * 8 = 2960. 3. New daily work = 15 * 6. 4. New days = 2960 / (15 * 6) = 32.89.
6724
15 men can complete a job in 43 days working 7 hours per day. How many days will 20 men take if they work 5 hours per day?
Answer:
45.15
Step-by-step solution: 1. Total work is proportional to men * days * hours. 2. Initial work units = 15 * 43 * 7 = 4515. 3. New daily work = 20 * 5. 4. New days = 4515 / (20 * 5) = 45.15.
6725
15 men can complete a job in 31 days working 7 hours per day. How many days will 20 men take if they work 5 hours per day?
Answer:
32.55
Step-by-step solution: 1. Total work is proportional to men * days * hours. 2. Initial work units = 15 * 31 * 7 = 3255. 3. New daily work = 20 * 5. 4. New days = 3255 / (20 * 5) = 32.55.
6726
11 men can complete a job in 35 days working 7 hours per day. How many days will 16 men take if they work 5 hours per day?
Answer:
33.69
Step-by-step solution: 1. Total work is proportional to men * days * hours. 2. Initial work units = 11 * 35 * 7 = 2695. 3. New daily work = 16 * 5. 4. New days = 2695 / (16 * 5) = 33.69.
6727
14 men can complete a job in 39 days working 6 hours per day. How many days will 19 men take if they work 4 hours per day?
Answer:
43.11
Step-by-step solution: 1. Total work is proportional to men * days * hours. 2. Initial work units = 14 * 39 * 6 = 3276. 3. New daily work = 19 * 4. 4. New days = 3276 / (19 * 4) = 43.11.
6728
15 men can complete a job in 35 days working 7 hours per day. How many days will 20 men take if they work 5 hours per day?
Answer:
36.75
Step-by-step solution: 1. Total work is proportional to men * days * hours. 2. Initial work units = 15 * 35 * 7 = 3675. 3. New daily work = 20 * 5. 4. New days = 3675 / (20 * 5) = 36.75.
6729
11 men can complete a job in 39 days working 7 hours per day. How many days will 16 men take if they work 5 hours per day?
Answer:
37.54
Step-by-step solution: 1. Total work is proportional to men * days * hours. 2. Initial work units = 11 * 39 * 7 = 3003. 3. New daily work = 16 * 5. 4. New days = 3003 / (16 * 5) = 37.54.
6730
13 men can complete a job in 33 days working 7 hours per day. How many days will 18 men take if they work 5 hours per day?
Answer:
33.37
Step-by-step solution: 1. Total work is proportional to men * days * hours. 2. Initial work units = 13 * 33 * 7 = 3003. 3. New daily work = 18 * 5. 4. New days = 3003 / (18 * 5) = 33.37.