QUESTION 1

A man bought a laptop and a digital camera. He paid $2400 in all.If the digital camera cost 20% of the cost of the laptop,how much did he pay for the laptop?

QUESTION 2

In a collection of red,blue and yellow balls,there are 500 balls altogether.35% of the balls are red,25% of the balls are blue and the rest of the balls yellow.If 100 blue balls are added to the collection,how would the overall percentages of the different colored balls be changed?What are the new percentages?Round off your answers to 1 decimal place.

MY ANSWER TO QUESTION 2

35% OF RED BALLS =35× 500 = 175 red balls

100

25% OF BLUE BALLS=25× 500 = 125 blue balls

100

40% OF YELLOW BALLS= 40× 500 = 200 yellow balls

100

125 blue balls + 100 = 225 blue balls

175× 100% = 291%

600 6

225× 100% = 371%

600 2

200× 100% = 331%

600 3

OH MAN! MY ANSWER WAS A DRAG TO WRITE.......

Is my answer correct?