1.Let x, y be any two numbers that satisfies the conditions x ≠0, y ≠0, and x<y. Based on the properties of inequality, which of the following statements must be correct?
A.−x<−y
B.y−x>0
C.y/x>1
D.x/y<1
2.A pickup truck that can hold up to 3000 pounds is carrying a big machine that is 300 pounds and a few smaller ones that each weigh 60 pounds.
At least how many small machines can you fit so that it will not exceed the weight limit of the truck?
A.no more than 50
B.no less than 50
C.no less than 45
D.no more than 45
3.It usually takes Claude 40 minutes driving at 48 miles per hour to go from home to work. But due to road maintenance today, Claude has to take a detour, which makes the trip 8 miles longer than usual. What is the minimum speed Claude should travel so that he can reach the destination in less than 48 minutes?
A.30 miles per hour
B.56 miles per hour
C.50 miles per hour
D.64 miles per hour
1.Let x, y be any two numbers that satisfies the conditions x ≠0, y ≠0, and x<y. Based on the properties of inequality, which of the following statements must be correct?
A.−x<−y
B.y−x>0
C.y/x>1
D.x/y<1
2.A pickup truck that can hold up to 3000 pounds is carrying a big machine that is 300 pounds and a few smaller ones that each weigh 60 pounds.
At least how many small machines can you fit so that it will not exceed the weight limit of the truck?
A.no more than 50
B.no less than 50
C.no less than 45
D.no more than 45
3.It usually takes Claude 40 minutes driving at 48 miles per hour to go from home to work. But due to road maintenance today, Claude has to take a detour, which makes the trip 8 miles longer than usual. What is the minimum speed Claude should travel so that he can reach the destination in less than 48 minutes?
A.30 miles per hour
B.56 miles per hour
C.50 miles per hour
D.64 miles per hour
4.Raphael is timing how fast he can do a series of 5 math questions, aiming to complete them in less than 20 minutes. He has done 3 questions so far, with each of them taking 3 minutes to complete.
On average, how much time does Raphael have on each remaining question so he can reach his goal?
A.Raphael has no more than 5 minutes and 50 seconds to complete each remaining question.
B.Raphael has less than 5 minutes and 50 seconds to complete each remaining question.
C.Raphael has less than 5 minutes and 30 seconds to complete each remaining question.
D.Raphael has no more than 5 minutes and 30 seconds to complete each remaining question.
5.A retail store is buying a 500 count for a device and another 200 count for another version of the same device that costs $100 less than the original. What is the maximum cost of the original device, given that the store did not go over the budget of $155,000?
A.no more than $150
B.no more than $250
C.less than $150
D.less than $250
6 answers
Just erase what you don't like and start over.
Anyway,
#1. B
A. No. -3 < -2, but -(-3) > -(-2)
C. No -3 < -2 but -2/-3 = 2/3 < 1
D. No. -3 < -2 but -3/-2 = 3/2 > 1
So, what do you get for the others?
1. y−x>0
2. no more than 45
3. 50 miles per hour
4. Raphael has less than 5 minutes and 30 seconds to complete each remaining question.
5. no more than $250
I got a 100%