15/100
45/x
cross multiply to get 15x = 4500
x = 300 minutes. 300 + 45 = 345 minutes in total.
Answer:
yes
Step-by-step explanation:
yes -11/4 is a rational number because it is in the form of p/q . so -11/4is a rational number. hope you understand ,all the best.
Answer: They cost the same amount.
Step-by-step explanation:
35(0.20)=7
35-7=28
40(0.30)=12
40-12=28
28=28