2. Sara has 15 apples and 12 oranges. How many pieces of fruit does she have?

3. Sara has 15 apples and 3 times as many oranges. How many pieces of fruit does she have? apples + oranges apples + ( 3 x apples) = 15 + (3x15) = 15 + 45 = 60 fruits

4. Lizzy and her brother Dizzy found 7 stinkbugs, 6 lice, and 4 rabbits on Sunday. How many insects did they find altogether? Insects = stinkbugs and lice Number of insects = stinkbugs + lice = 7 + 6 = 13 insects

5. The total fare for 2 adults and 3 children on movie theatre is $100.00 If an adult's fare is twice of a child's fare, what is the adult fare? 2 adults + 3 children = 100 adult = 2 child child = ½ adult 2 adult + (3 x ½adult) = 100 2 adult + 1 ½ adult =100 3 ½ adult= 100 Adult = 100/ 3 ½ Adult = $ 28.57

6. Bill is twice as old as Juan. The sum of their ages three years ago was 45 years. How old are they now? Bill = 2 Juan 3 years ago, Bill + Juan = 45 2 Juan + Juan = 45 3 juan = 45 Juan = 15 Bill = 2 Juan Bill = 2 x 15 Bill = 30 Now, Juan= 15 + 3 = 18 yo Bill= 30 + 3 = 33 yo

7. d+d+d+d+d+d+d+d+d+d+d = … ?

8. a+a+a+a+a+b+b+b+b+b+x+x+x+x+1000 = …?

9. If n= 10, p = 20, and o = 30, find the value of n+p+o!

10. Make x as the subject in x+y = z !

11. h 2 = 169, find the value of h!