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If the three lines above all intersect at exactly one point, what is the value m + b?

Veritas Prep

y = mx − 7
y = 12x + b
y = x + 1

If the three lines above all intersect at exactly one point, what is the value m + b?

1) The x-coordinate at the point where all three lines meet is 8
2) The y-coordinate at the point where all three lines meet is 9

OA D


Of the total amount that Jill spent on a shopping trip, excluding taxes, she spent 50 percent on clothing, 20 percent on

Official Guide Of the total amount that Jill spent on a shopping trip, excluding taxes, she spent 50 percent on clothing, 20 percent on food, and 30 percent on other items. If Jill paid a 4 percent tax on the clothing, no tax on the food, and an 8 percent tax on all other items, then the total tax ...


How many bits of computer memory will be required to store the integer x, where \(x=-\sqrt{810,000}\) if each digit

Official Guide

How many bits of computer memory will be required to store the integer x, where \(x=-\sqrt{810,000}\) if each digit requires 4 bits of memory and the sign of x requires 1 bit?

A. 25
B. 24
C. 17
D. 13
E. 12

OA D


An insurance company has a contract with a medical laboratory to pay a discounted price for a certain medical test

GMAT Prep An insurance company has a contract with a medical laboratory to pay a discounted price for a certain medical test performed on patients referred to the laboratory by the insurance company. If the laboratory's original bill for this medical test on a patient referred by the insurance comp...


A certain school has three performing arts extracurricular activities: Band, Chorus, or Drama. Students must participate

Magoosh A certain school has three performing arts extracurricular activities: Band, Chorus, or Drama. Students must participate in at least one, and may participate in two or even in all three. There are 120 students in the school. There are 70 students in Band, 73 in the Chorus, and 45 in the Dra...


A box contains, red balls, white balls, and yellow balls. If a ball is randomly selected, what is the probability that

Veritas Prep

A box contains red balls, white balls, and yellow balls. if a ball is randomly selected, what is the probability that it will NOT be yellow?

1) The probability that the ball will be red is 1/2
2) The probability that the ball will be yellow is 1/3

OA B


The table above shows the morning schedule for train X. If Juan took train X on Monday morning, did he arrive at station

GMAT Prep train.jpg The table above shows the morning schedule for train X. If Juan took train X on Monday morning, did he arrive at station T on schedule? 1) Juan arrived at station T on Monday morning 1 hour and 2 minutes after he left station S 2) Juan arrived at his office at 8:30 (EST) on Mond...


Suppose you have three identical prims with congruent equilateral triangles as the end-polygons. Suppose you attach them

Magoosh Suppose you have three identical prisms with congruent equilateral triangles as the end-polygons. Suppose you attach them by the rectangular faces so they are perfectly aligned. There will be some large faces created by two or more co-planar faces of the individual prisms: count each such l...


If the price of a gallon of milk and a loaf of bread both increased by 10% from 1987 to 1990, what was the price of a

Manhattan Prep If the price of a gallon of milk and a loaf of bread both increased by 10% from 1987 to 1990, what was the price of a loaf of bread in 1987? 1) Together, a loaf of bread and a gallon of milk cost $3.60 in 1987 2) Together, a loaf of bread and a gallon of milk cost $3.96 in 1990 OA E


Set M contains seven integers and set N contains three values chosen from set M. Is the standard deviation of set N grea

Manhattan Prep

Set M contains seven integers and set N contains three values chosen from set M. Is the standard deviation of set N greater than the standard deviation of set M?

1) Set N contains the median of set M
2) The range of set M and set N are equal

OA B


Two racecar drivers, Abernathy and Berdoff, are driving around a circular track. If Abernathy is 200 meters behind

Manhattan Prep Two racecar drivers, Abernathy and Berdoff, are driving around a circular track. If Abernathy is 200 meters behind Berdoff and both drivers drive at their respective constant rates, how long, in seconds, will it take for Abernathy to catch up to Berdoff? 1) The circumference of the r...


Lloyd normally works 7.5 hours per day and earns $4.50 per hour. For each hour he works in excess of 7.5 on a given day,

Official Guide Lloyd normally works 7.5 hours per day and earns $4.50 per hour. For each hour he works in excess of 7.5 hours on a given day, he is paid 1.5 times his regular rate. If Lloyd works 10.5 hours on a given day, how much does he earn for that day? A. $33.75 B. $47.25 C. $51.75 D. $54.00 ...


During the four years that Mrs. Lopez owned her car, she found that her total car expenses were $18,000. Fuel and

Official Guide During the four years that Mrs. Lopez owned her car, she found that her total car expenses were $18,000. Fuel and maintenance costs accounted for 1/3 of the total and depreciation accounted for 3/5 of the remainder. The cost of insurance was 3 times the cost of financing, and togethe...