|
PREP07 Test 1
|
If $${M}={4}^{\frac{1}{2}}+{4}^\frac{1}{3}+{4}^\frac{1}{4}$$, then the value of M is
|
|
PREP07 Test 1 OG18-文本逻辑 OG19-文本逻辑 OG20-文本逻辑
|
The computer company has announced that it will purchase the color-printing division of a rival company for $950 million, which is part of a deal that will make it the largest manufacturer in the office color-printing market.
|
|
PREP07 Test 1
|
A lawyer charges her clients $200 for the first hour of her time and $150 for each additional hour. If the lawyer charged her new client $1,550 for a certain number of hours of her time, how much was the average (arithmetic mean) charge per hour?
|
|
PREP07 Test 1
|
Is x > 0.05?(1) $$x > \frac{3}{40}$$(2) x is greater than 3 percent of 50.
|
|
PREP07 Test 1
|
Like the thorny ballooning of a frightened pufferfish or the sudden appearance of angry sapphire hoops for which the blue-ringed octopus is named, so the California newt's display of its red underbelly is a clear warning that predators ignore at their peril.
|
|
PREP07 Test 1
|
Company C has a machine that, working alone at its constant rate, processes 100 units of a certain product in 5 hours. If Company C plans to buy a new machine that will process this product at a constant rate and if the two machines, working together at their respective constant rates, are to process 100 units of this product in 2 hours, what should be the constant rate, in units per hour, of the new machine?
|
|
PREP07 Test 1
|
If xyz > 0, is x > 0 ?(1) xy > 0(2) xz > 0
|
|
PREP07 Test 1
|
Recent research indicates that two popular arthritis drugs are possibly not as safe as they initially believed.
|
|
PREP07 Test 1
|
A wooden rod is cut into two pieces. What is the length of the longer piece?(1)One of the pieces is 20 inches longer than the other piece.(2)The length of the shorter piece is $$\frac{1}{3}$$ the length of the longer piece.
|
|
PREP07 Test 1
|
A boat traveled upstream a distance of 90 miles at an average speed of (v - 3) miles per hour and then traveled the same distance downstream at an average speed of (v + 3)miles per hour. If the trip upstream took half an hour longer than the trip downstream, how many hours did it take the boat to travel downstream?
|
|
PREP07 Test 1
|
A recent United States Census Bureau report shows that there are more than three times as many households where the children and grandchildren are living in their grandparents' home as compared to households where the grandparents are living in their children's or grandchildren's home.
|
|
PREP07 Test 1
|
The sum of positive integers x and y is 77. What is the value of xy?(1) x = y + 1(2) x and y have the same tens digit.
|
|
PREP07 Test 1 PREP07 Test 2
|
Some patients who do not respond to therapies for depression may simply have received inadequate treatment, having, for example, been prescribed a drug at a dosage too low to be effective or having been taken off a drug too soon.
|
|
PREP07 Test 1 OG19 OG20 OG2022
|
If n is a positive integer and the product of all the integers from 1 to n, inclusive, is a multiple of 990, what is the least possible value of n ?
|
|
PREP07 Test 1
|
Did it take Pei more than 2 hours to walk a distance of 10 miles along a certain trail? (1 mile = 1.6 kilometers, rounded to the nearest tenth.)(1)Pei walked this distance at an average rate of less than 6.4 kilometers per hour.(2)On average, it took Pei more than 9 minutes per kilometer to walk this distance.
|
|
PREP07 Test 1
|
If $${2}^{x}-{2}^{x-2}={3}({2}^{13})$$, what is the value of x ?
|
|
PREP07 Test 1
|
A different variety of giant tortoise can be found on every island in the Galapagos, each with its own style of oversized dome and comically scrawny neck.
|
|
PREP07 Test 1
|
If a, b, c, and d are consecutive even integers and a ＜ b ＜ c ＜ d, then a + b is how much less than c + d ?
|
|
PREP07 Test 1
|
A store sells milk in cartons of two sizes, one-half gallon and one-quarter gallon. If the store sold a total of 300 cartons of milk yesterday, how many gallons of milk did it sell yesterday?(1) Yesterday the store sold 120 one-quarter-gallon cartons of milk.(2) Yesterday the store sold 90 gallons of milk in one-half-gallon cartons.
|
|
PREP07 Test 1
|
Like English and Italian, each of which have elaborate rules for forming words and sentences, so sign languages have rules for individual signs and signed sentences.
|