I’m an odd number. Remove one letter from my name and I become even. What number am I?
What is seven?
What is the value of 2 + (2 × 2) + (2 × 2 × 2)?
What is 14?
I am greater than 10 but less than 20, and I am divisible by both 3 and 5. What am I?
What is 15?
If you multiply me by 2, then subtract 4, you get 10. What number am I?
What is 7?
What value of x satisfies x × y = 36, if y = 12?
What is 3?
What is the side length of a rectangle that has a width of 7 inches and an area of 105 in²?
What is 15?
I am a number less than 100. If you add me to my reverse (which is greater than me), you get 99. What number am I?
What is 45?
Dora drinks a 12-ounce can of cola. Erika drinks half of a 20-ounce bottle of cola. How many more ounces of cola does Dora drink than Erika?
What is 2?
Which of the following numbers are prime: 101, 121 91, 111 and 81?
What is 101?
The year in which the Continental Army won the Battle of Saratoga, the first major American victory of the Revolutionary War, was a prime number that occurred in the decade of the 1770s. Which of the following was the number of that year: 1773, 1771, 1770, 1775 or 1777?
What is 1777?
In three games of bowling, Britney averaged a score of 186. If her score in the first game was 165, and her score in the third game was 181, then what was Britney's score in the second game?
What is 212?
Ed is two years older than Al. Ben is five years younger than Al. How many years older than Ben is Ed?
What is 7?
Juliet prepared a pancake and decided to cut some slices. She cut one piece that was 25% and two slices that were each 20% of the pancake. The final piece was the remainder of the pancake. What percentage of the pancake was the final piece?
What is 35?
Rebecca has 7 cards, Ellen has 8 cards, and Calvin has 9 cards. On each turn, one of the three discards a card. What is the minimum number of turns needed to guarantee that each player discards at least one card?
How many whole numbers greater than 1 and less than 10 evenly divide 210?
What is 5?
What was 6?
A rectangle has a width of 10 cm and a length of 15 cm. If each side is doubled in length, what is the area of the new rectangle?
What is 600?
Chance flipped three fair coins. One coin was worth 25 cents, one coin was worth 10 cents, and one coin was worth 1 cent. What is the probability, as a simplified fraction, that the total value of the coins that landed on heads was an odd number of cents?
What is 1/2?
The sum of the perimeters of three identical semicircles is 36 + 18π. What is the sum of the areas of the three semicircles in terms of π?
What is 54π?
Alex gets paid for helping with writing and editing problems, where he is paid per minute at a rate of $15 per hour. On Monday, Alex helped for two hours. On Wednesday, Alex helped for 80 minutes. On Friday, Alex helped from 3:50 PM to 5:10 PM. Alex records the three activities in his timesheet that week. How many dollars would Alex earn from that timesheet?
What is 70?
I am a square number between 450 and 500. What am I?
What is 484?
The value of a word is the sum of the values of all letters in the word. The value of each vowel (A, E, I, O, U) is 8 and the value of each consonant is 5, so the value of the word HAPPY is 5 + 8 + 5 + 5 + 5 = 28. What is the value of the word MATHCOUNTS?
What is 59?
If Andrea randomly chooses two distinct elements from the set {1, 2, 3, 4}, what is the sum of the least possible and greatest possible products?
What is 14?
Justin writes all the possible arrangements of four letters that contain the letters M, E, T, and A exactly once. For example, two of the possible arrangements are META and TEAM. How many arrangements that Justin wrote do not have the M and T next to each other?
What is 12?
Charlotte is managing a factory that produces boots. The factory produces boots 10 at a time and finishes all of them at the same time, and it takes 15 minutes to finish all 10 boots. However, every 30 minutes, one boot has to get discarded. How long, in minutes, will it take Charlotte to have 190 boots available?
What is 300?