Question

URGENTT VA ROG
A game initially priced at $120 was applied a sale of 15 %, and later another sale of 10%. A similar
game, initially priced at $120 in another store, was applied a sale of 25%. Which one is the better
buy?
I
A rectangular room is 4m long, 5m wide, and 3 m high. John paints the two larger walls, and Bill
paints the two smaller walls and the ceiling. They receive $200 for their work and want to spit
the money in the same ratio as their work. How much money does each of the get?
Which is a better buy: 450g bag of frozen peas at 8.6 Ron or 800g bag of frozen peas at 15.4 Ron?
ustify your choice.

Answer 1

Răspuns:

Explicație pas cu pas:

A game initially priced at $120 was applied a sale of 15 %, and later another sale of 10%. A similar game, initially priced at $120 in another store, was applied a sale of 25%. Which one is the better buy?

120*85/100*90/100 = 91,8 $

120*75/100 = 90 $ the better buy

__________

Which is a better buy: 450g bag of frozen peas at 8.6 Ron or 800g bag of frozen peas at 15.4 Ron?

450 g....................8,6 RON

100 g....................x = 8,6*100/450 = 1,9(1) RON the better buy

800 g......................15,4 RON

100 g......................y = 15,4*100/800 = 1.925 RON

1,9(1) RON < 1.925 RON