Which coffee machine makes coffee cups
at a faster rate?
(1) Machine A
makes 3 cups per minute.
(2) In 10
minutes, machine A makes 2.7 less cups
If x + 10 = 3x – 10, then x =
(212 - 84) /
Attendance at a certain play was 50%
higher on Saturday than it was on
Thursday. What was the attendance on
attendance was 48
increased from Thursday to Saturday by
At a street fair, you sold both apples
and pears. How much money did you take
in on the sale of the apples?
You took in a total of 300RON on the
sale of apples and pears.
took in 4 RON for each of the 40kg of
pears you sold.
How many people used public
transportation in 2007, in a certain
(1) In 2007, 2.5 times as many
people used the public transportation
than in 1981
(2) In 1991, 3 million
people used public transportation.
A box is filled with cookies ranging in
weight from 4 grams to 8 grams. How many
cookies are in the box?
gross weight of the box and the cookies
is 200 grams.
(2) The net weight of
the cookies is 150 grams.
Is x + 5 < 0?
(1) x + 3 < 0
x < 0
What is the area of circle A?
The diameter of circle A is 10.
The circumference of circle A is 10.
A square kitchen floor with a side of 12
meters is to be covered with square
tiles. Each tile has a perimeter of 0.25
meter. What is the minimum number of
tiles needed to cover the floor?
The average income of a family increased
from 3,520.00 RON to 4,530.00 RON in a
period of a year. This represents an
increase of approximately:
According to a table of shipping rates,
to send a package, it costs:
RON the first kilogram
(2) 2 RON
each additional kilogram or fraction of
a kilogram above the first kilogram up
to ten kilograms
(3) 1 RON each
additional kilogram or fraction of a
kilogram over ten kilograms.
much money (RON) does it cost to send a
package weighing 27.3 kilograms?
(enter the number below)
C - B - E - F - G - A - D
letters shown above are to be rearranged
so that they are in alphabetic order,
reading from left to right. What is the
minimum number of letters that must be
moved to arrive at the desired
In a certain hotel 60% of the apartments
are single room apartments and the rest
are two room apartments. If 40% of the
apartments have kitchens and 90% of them
are two room apartments, what percentage
of the apartments are single room
apartments with kitchens?
In the figure x = 1.2y.
approximately is the ratio: area of
triangle ABC / area of triangle ABD?
In a class room there are 6 people and
the weight of one of them, X, is twice
the average weight of the other 5. What
fraction of the total weight of the 6
people is the weight of X?
If x is an integer such that 3 < x < 15,
5 < x < 27, 8 > x > 0 and x + 1 < 8,
then x is:
456 + 4Y9 + 9Y9 = 18Y4
addition calculation above, the number Y