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GMAT考满分·题库

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Ready4

In the coordinate plane, point lies on a circle with center at the origin. What is the value of ?

(1) The point lies on the circle.

(2) The circle has radius .

Ready4

In the coordinate plane, point (x, y) lies on a circle with center at the origin. What is the value of x^{2} + y^{2}?

(1) The point (-4,-5) lies on the circle.

(2) The circle has radius \sqrt{41}.

 

Ready4

What is the tenths digit of the decimal ?

(1) The tens digit of is .

(2) The hundredths digit of is .

Ready4

On a certain day, a cafeteria served soup and salad for lunch. If each of the people eating in the cafeteria had at least one of these two foods, how many had only soup?

(1) of the people had both soup and salad.

(2) of the people had salad.

Ready4

A town has a public relations committee and an events committee. If each of the members is on at least one of these committees, how many are on the events committee only?

(1) of the members are on the public relations committee.

(2) of the members are on both committees.

Ready4

A farmer planted the same number of pepper plants in several rows. The number of rows is 3 less than the number of pepper plants in each row. How many pepper plants are in each row?

(1) The farmer planted fewer than 10 rows of pepper plants.

(2) The farmer planted a total of 88 pepper plants.

Ready4

In the triangle above, does a^{2} + b^{2} = c^{2}?

(1) x + y = 90

(2) x = y

Ready4

In the xy-plane, point (r, s) lies on a circle with center at the origin. What is the value of r^{2} + s^{2}?

(1) The circle has radius 2.

(2) The point (\sqrt{2}, -\sqrt{2}) lies on the circle.

Ready4

What is the volume of the cube above?

(1) The surface area of the cube is 600 square inches.

(2) The length of diagonal AB is 10\sqrt{3}

Ready4

If l and w represent the length and width, respectively, of the rectangle above, what is the perimeter?

(1) 2l + w = 40

(2) l + w = 25

Ready4
Ready4
Ready4
Ready4

If 75 percent of the guests at a certain banquet ordered dessert, what percent of the guests ordered coffee?

(1) 60 percent of the guests who ordered dessert also ordered coffee.

(2) 90 percent of the guests who ordered coffee also ordered dessert.

Ready4

In the xy-plane, lines k and l intersect at the point (1,1). Is the y-intercept of k greater than the y-intercept of l?

(1) The slope of k is less than the slope of l.

(2) The slope of l is positive.

Ready4

If a and b are positive integers, is \frac{a}{b} < \frac{9}{11}?

(1) \frac{a}{b} < 0.818

(2) \frac{b}{a} > 1.223

Ready4 Three machines K, M, and P, working simultaneously and independently at their respective constant rates, can complete a certain task in 24 minutes. How long does it take Machine K, working alone at its constant rate, to complete the task?
Ready4

The annual rent collected by acorporation from a certain building was x percent more in 1998 than in 1997 and y percent less in 1999 than in 1998. Was the annual rent collected by the corporation from the building more in 1999 than in 1997?

(1) x>y

(2) \frac{xy}{100}<x-y

Ready4

If x is an integer, is x\left \|x \right \|<2^x?

(1) x<0

(2) x=-10

Ready4

Six shipments of machine parts were shipped from a factory on two trucks, with each shipment entirely on one of the trucks. Each shipment was labeled either S1, S2, S3, S4, S5, or S6. The table shows the value of each shipment as a fraction of the total value of the six shipments. If the shipments on the first truck had a value greater than \frac{<font color='#FE8080'>1</font>}{2} of the total value of the six shipments, was S3 shipped on the first truck?

(1) S2 and S4 were shipped on the first truck.

(2) S1 and S6 were shipped on the second truck.

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