Twelve people entered a room. Three more than two-thirds of these people then left. How many people remain
in the room ?
in the room ?
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Six less than three times a number is four more than twice the number. Find the number.
A.) 44 B.) 2 C.) 1 D.) 10
The base of a rectangle is seven times the height. If the perimeter is 32 meters, what is the area?
A.) 28 m² B.) 24 m² C.) 16 m² D.) 14 m²
If the sum of three times a number and -5 is multiplied by 6, the answer is 42. Find the number.
A rectangle has a length of 15 feet less than 6 times its width. If the area of the rectangle is 561 square feet, find the length of the rectangle.
One number is equal to the square of another. Find the numbers if both are positive and their sum is 2450.
Find 2 consecutive even integers, such that their sum is equal to the difference of 3 times the larger and 2 times the smaller.
Peter decides to mix grades of gasoline in his truck. He puts in 5 gallons of regular and 10 gallons of premium for a total cost of $31.05 If premium gasoline costs $0.18 more per gallon than regular, what was the price of each grade of gasoline?
Mark has a total of 41 coins consisting of nickels and quarters the total value of the coins is $4.85. How many of each type of coin does he have?
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