Math

Arithmetic Hard 1

⏱ 10:00

600%
• If Erad reads at a rate of r pages per minute for a total of m minutes, which of the following represents the total number of pages that Erad reads?
• If the nth term of a sequence is 3n2n, then how much greater is the 10th term than the 3rd term?
• The result when a number is divided by 2 is equal to the result when that same number is divided by 4. What is that number?
• Four of the six faces of a cube are painted black, and the other two faces are painted white. What is the least number of vertices on this cube that could be shared by two or more black faces?
• If a and b are positive numbers, which of the following is equivalent to a% of 5b?
• How many positive 3-digit integers contain only odd digits?
• There are five roads from Wilton to Norwalk and four roads from Norwalk to Darien. If Kristina drives from Wilton to Darien and back, passes through Norwalk in both directions, and does not travel any road twice, how many different routes are possible for the round trip?
• Sameem drives to work at an average speed of 40 miles per hour and returns home along the same route at an average speed of 24 miles per hour. If his total travel time is 4 hours, what is the total number of miles in the round-trip to and from work?
• If t% of 60 is equal to 30% of 50, what is the value of t?
• A widow received 1/3 of her husband’s estate, and each of her sons received 1/3 of the balance. If the widow and one of her sons received a total of TK.60,000 from the estate, what was the value of the estate?
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