impura12713
05.08.2019 •
Mathematics
Pat bought 5 pounds of apples. how many pounds of pears could pat have bought for the same amount of money?
(1) one pound of pears costs $0.50 more than one pound of apples.
(2) one pound of pears costs \small 1\frac{1}{2} times as much as one pound of apples
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Ответ:
Pat could bought atleast 3 pounds of pears.
Step-by-step explanation:
Let the price of one pound of apple be $1
So, the price of one pound of pear would be $1 + $0.50 = $1.50
Let the number of pounds of pears be 'x'.
So, for same amount of money the equation would be
(1) atleast 3 pounds of pears he could bought.
For second case,
Cost of one pound of pear would be
So, equation becomes,
So, (2) atleast 3 pounds of pears he could buy.
Hence, Pat could bought atleast 3 pounds of pears.
Ответ:
x + y = 50
x = 4y
4y + y = 50
5y = 50
y = 50/5
y = 10 <== ur brother has 10 hats
x + y = 50
x + 10 = 50
x = 50 - 10
x = 40 <== u have 40 hats