I really need some help with these problems please
I would be so thankful with you if you help this is math 1
Book A problem solving approach to Mathematics for Elementary School Teachers, 13 th edition; Billstein, Libeskind, Lott, and Pearson, 2013.
Everything step by step please
Show all work for the following.
Tell which one of the strategies discussed in the lecture you used to solve the problem. (Do not use an equation to solve any of these problems. Remember, your elementary school students don’t know how to solve equations, so must learn other strategies.)
Looking out in the backyard one day, I saw an assortment of of boys and dogs. Counting heads, I got 22. Counting feet, I got 68. How many boys and how many dogs were in the yard?
Strategy:——————
2. Find the correct number using the following clues: Strategy———
. I am not even
. I am greater than 200
. I am divisible by 5.
. I am less than 400.
. I am divisible by 9.
What number am I?
3. In the game of “life”, Tom had to pay $1500 when he was married. He then lost half of the money that he had left. Next, he paid half of the money that he had for a house. When the game was stopped, he had $3,000 left. How much money did Tom star with?
Strategy:————-
4. A compass and a ruler together cost $4.00. The compass cost $.90 more than the ruler. How much does the compass cost?
Strategy:—————
5. A cat is at the bottom of any 18-foot well. Each day it climbs up 3 feet, and each night it slides back 2 feet. How long will it take the cat to get out of the well?
Strategy:—————-
Everything step by step please