Guess & Check Genius
number 7
John gave half of his candy to Mary. Then Mary gave 3 pieces to Tom. Now Mary has 7 pieces of candy. How many did she start with?
20 pieces
You are buying pizza for a party. Each pizza has 12 slices. You have 25 people coming. Each person will eat 3 slices. How many pizzas do you need to order?
7 pizzas
Five friends are standing in a circle. They pass a ball around the circle, skipping one person each time. If the circle begins: Alan, Bill, Carl, Danny, and Eve, who would Alan pass the ball to first?
Danny
A rectangular garden is 10 feet long and 5 feet wide. What is the area of the garden?
50 square feet
Sarah has cats and dogs. She has 12 animals in all. Each cat eats 1/2 can of food a day and each dog eats 1 can of food a day. Sarah uses 8 cans of food a day. How many cats does she have?
8 cats
A recipe calls for double the amount of flour as sugar. There is 3 times more water than there is sugar. If a recipe requires 9 cups of water, how much flour is required?
A train leaves New York at 8:00 AM traveling at 60 mph. Another train leaves Chicago at 9:00 AM traveling at 80 mph. If the distance between New York and Chicago is 800 miles, at what time will the trains pass each other?
2:30 PM
Four friends are standing in a square, one at each corner. Each friend walks to the corner diagonally across from them. All friends walk at the same time. In how many seconds will it take them to finish walking from their starting location to their end location.
Depends on the given distances in the square.
There are 10 birds on as tree, and 3 fly away. How many birds are left?aYou have a square cake. How do you divide it into 4 equal pieces with only 2 straight cuts?
drawing a cut straight across and down the middle
Two numbers add up to 15 and multiply to 54. What are the two numbers?
6 and 9
Lisa took a vacation, spending 100 a day. On the last day, she spent half of what she had left and went home with 50. How much did she start the vacation with if she spent 5 days on her vacation?
1200 dollar
: A bakery sells cupcakes for 3 each and cookies for 1 each. If you make $50 selling 20 items, how many cupcakes did you sell?
15
Six people need to cross a bridge. It is night, and they only have one flashlight. At most, two people can cross the bridge at a time, and you can't cross the bridge without the flashlight. The time it takes each person to cross is as follows: (1 minute, 3 minute, 6 minute, 8 minute, 12 minute) how long will it take all of them to cross?
29 minutes
: A ladder leans against a wall. The ladder is 13 feet long and the base of the ladder is 5 feet from the wall. How high up the wall does the ladder reach?
12 feet
A mystery number, when doubled and increased by 7, equals 25. What is the number?
9
A puzzle has 100 pieces. After assembling 40 pieces, 30 more are added. How many pieces were there before the last addition?
70 pieces
A farmer has chickens and cows. There are 20 animals and 56 legs total. How many chickens and cows are there?
56
What is the most effective way to understand and process information in a problem?
read the problem aloud
Draw a triangle with sides 3 cm, 4 cm, and 5 cm. What type of triangle is it?
right trangle
A rectangle’s length is 3 times its width. If the perimeter is 48, what are the dimensions?
48
A baker made 120 cookies. After selling some, 45 remain. If she sold twice as many as remain, how many did she sell?
90 cookies
A class has 3 groups with 5, 7, and 8 students. What is the total number of students?
20
Pretend you are a cashier giving change for $10 when a customer pays with $20 for a $13 purchase. How much change do you give?
7 dollar
Sketch a clock showing 3:45. What angle is between the hour and minute hands?
112.5 degrees