1. Ellen said she spent half her money for lunch and half of what was left for a movie. She now has $1.20. How much did she spend for lunch?

Ellen spent $2.40 on her lunch.

Step-by-step explanation:

Let,

x be the total amount Ellen had.

Amount spent on lunch =

Amount left after lunch =

Amount spent on movie =

Amount she has left = $1.20

Total amount = Lunch amount + Movie amount + Amount left

x =

Amount spent on lunch = = $2.40

Hence,

Ellen spent $2.40 on her lunch.

d) the triangle is a right triangle 60 squared +144 squared= 156 squared

step-by-step explanation:

156 squared is the hypothenuse

so 156= c

14

step-by-step explanation: