$15 because it first says that she spent $15 at the movies so that was her starting amount of money that she began with.
Answer:
100
Step-by-step explanation:
20/150 to get ratio
Ratio*750 to get defective
Answer:
Step-by-step explanation:
4 lines of symmetry
Let the required number be 'a'.
17 × a℅ = 20.4
17 × a/100 = 204/10
17a/100 = 204/10
17a = (204×100) /10
a = 20400 / 10 × 17
a = 20400 /170
a = 120
The correct answer is; 14x +4