Question

8. Video games are on sale this week for 20% off. The video game originally costs $42.

Answer 1

Answer:

• $8.4
• $33.6
• I= $384

Step-by-step explanation

• Amount of discount: 20%= 0.20; 0.20×42= $8.4
• Sale price: $42-$8.4= $33.6

For interest question, plug in the values:

P= $3200

r= 3%÷100 = 0.03

t= 4 years

Calculate:

I=Prt

= 3200×0.03×4

=$384