Related Questions

A woman buys 50 eggs for $6.60. Some cost 12 cents each and the rest 14 cents each. How many eggs has she bought at 14 cents each?
A 20
B 25
C 30
D 35
If p number of pencils cost c cents, how many pencils can be bought for d dollars ?
A cdp
B 100cd / p
C dp / 100c
D 100cp / c
Coffee A costs 75 cents per pound. It is mixed with Coffee B, which normally costs 80 cents per pound, to form a mixture that costs 78 cents per pound. If there are 10 pounds of the mix, how many pounds of Coffee A were used in the mix?
A 3
B 4
C 4.5
D 5
To produce an old photograph, a photographer charges x dollars to make a negative, 3x/5 dollars for each of the first 10 prints, and x/5 dollars for each print in excess of 10 prints. If 45 dollars is the total charge to make a negative and 20 prints from an old photograph, how many dollars the photographer charges to make a negative?
A 3
B 3.5
C 4
D 4.5
To produce an old photograph, a photographer charges x dollars to make a negative 3x/5 dollars for each of the first 10 prints, and x/5 dollars for each print in excess of 10 prints. If 45 dollars is the total charge to make a negative and 20 prints from an old photograph, how many dollars the photographer charges to make a negative?
A 3
B 3.5
C 4
D 4.5
A leading library charges c cents for the first week that a book is loaned and f cents for each day over one week. What is the cost for taking out a book for d days. Where d is greater than?
A c +fd
B cd
C c +f(d-7)
D cd +f
If an apple costs c cents how many apples can be bought for d dollars?
A 100 acd
B d/ac
C ad /100 c
D 100 ad/ c
Courier charges for packages to a certain destination are 65 cents for the first 250 gram and 10 cents for each additional 100 grams or part thereof . what could be the weigh in gram of a package for which the charge is $ 1.55 ?
A 1155
B 950
C 1040
D 1150
'Some pencils are pens' and 'all pens are erasers' . If both these statements are true then which of the following statement (s) os /are definitely true? I. All pencils are erasers II. Some erasers are pencils III. All erasers are pencils
A Only I
B both I and III
C Both I and II
D Only II
A man bought a certain number of golf balls for $ 20. If each ball had cost 20 cents less, he could have bought five more for the same money. How many golf balls did he buy?
A 12
B 15
C 16
D 17

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