He traveled 2080 miles after 4 hours. He covered 3640 miles in 7 hours with a constant speed, so we can calculate the speed: 3640/7=520 miles/hour. After 4 hours, he traveled 520*4=2080 miles.
Student A starts with $100 in the bank and makes $5 a day. Student B starts with $50 and makes $7 a day. Assuming the students save their money, when will they have the same amount of money ?
Answer:
1/4, 0.25
Step-by-step explanation:
The reciprocal of a number is 1 divided by the number. 1/4=0.25.
Answer: c. 29.65 + 0.90r ≤ 41