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strojnjashka [21]
2 years ago
5

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

Mathematics
1 answer:
Phoenix [80]2 years ago
3 0

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

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