Arithmetic
Is 24678235 is divisible by 2?
No
If Bob takes 2 hours to read a book, how many hours will it take for him to read 8 books?
16 hours
Lily is 2 years younger than her brother Jake. Jake is 10 years old. How old is Lily?
8 years old
Alex, Bob, Charlie and David played a game in the classroom and one of them broke a glass window. They said the following in the office:
Alex: It’s not me.
Bob: Neither is it me.
Charlie: Alex did it.
David: Charlie did it.
If only one of them lied, who broke the glass window?
Charlie
What is (8*3)+(8*9)+(8*8)
160
1+3+5+6+9+10+12+14=?
60?
Andy takes 6 hours to paint 3 fences. How long does it take for him to paint 1 fence?
2 hours
Rachel is three years older than Andy. Bertha is five years older than Rachel. Andy is 5. How old is Bertha?
13 years old
What do the letters A and B stand for?
1 3 A
+ B 5
======
1 7 1
A=6
B=3
To buy a computer system, a customer can choose one of 4 monitors, one of 2 keyboards, one of 4 computers and one of 3 printers. Determine the number of possible systems that a customer can choose from.
96
Is 654321 divisible by 3?
Two cars leave from the same gas station at the same time, but move in opposite directions on the same highway. One car averages 50 mph (miles per hour) and the other averages 40 mph. How far apart will the cars be at the end of two hours?
hint: they are separating at a rate of 50+40 miles
180 miles
Eric is 4 years old. David is 6 years older than Eric. Logan is twice as old as David. How old is Logan?
20 years old
What do H and I stand for?
H I
+ I
====
2 0
H=1 I=5
Johnny has 28 marbles. This is 4 times as many marbles as May and Nancy have combined. If May has 3 marbles, how many marbles does Nancy have?
4 marbles
What is the next number in the sequence 3,9,27,81?
243
Two cars leave from the same gas station at the same time, and drive in the same direction on the same highway. One car averages 65 mph (miles per hour) and the other averages 50 mph. How far apart will the car be at the end of two hours?
hint: they are separating at a rate of 65-50 miles per hour
30 miles
Alicia's father is 38. He is 8 years older than twice Alicia's age. How old is Alicia?
15 years old
A man escapes from jail with help from his girlfriend. Four girls are accused of being the man's girlfriend. His girlfriend is lying. Two girls are innocent and telling the truth. The other girl is the man's sister who is helping the girlfriend lie. Who is the man's sister?
Amanda: "Daisy is his girlfriend."
Betty: "Cynthia is lying."
Cynthia: "Amanda is lying."
Daisy: "Betty is not his sister."
Amanda
Allie has half as much money as Ben. Ben has $3 more than Emma. Emma has 5 times as much money as Shauna. Shauna has $1. How much money do Allie and Ben have together?
12$
What is the next number in the sequence 0, 1, 4, 9, 16, 25?
hint: square numbers
36
Jessica begins hiking at a pace of 3 miles per hour (mph) from one end of a trail that is 18 miles long. Bethany and Beryl begin one hour later at the other end of the trail, walking towards Jessica at a pace of 2 mph. How long will it take for them to meet?
hint: they are approaching each other at a rate of 3+2 miles per hour
3 hours
Ben is twice as old as Christine. Five years from now, the sum of their ages will be 49. How old is Ben?
26 years old
What is the four-digit number where the first digit is one-half of the second digit, the third digit is the sum of the first and second digits, and the last digit is three times the second digit?
1236
One hat and two shirts cost $21. Two hats and one shirt cost $18. Megan has exactly enough money to buy one hat and one shirt. How much money does Megan have?
13$