Solve the problem.An auditorium has 15 rows with 10 seats in the first row, 12 in the second row, 14 in the third row, and so on. How many seats are in the auditorium?
A. 255 seats
B. 390 seats
C. 360 seats
D. 300 seats
Answer: C
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Write the number in expanded form.78
A. (7 ? 100) + (8 ? 101) B. (7 ? 101) + (8 ? 100) C. (7 ? 101) + (8 ? 102) D. (7 ? 102) + (8 ? 101)
Solve the problem.A croissant, a cup of coffee, and a fruit bowl from Kelley's Coffee Cart cost a total of $5.50, and a croissant costs twice as much as a cup of coffee. Kelley posts a notice announcing that, effective next week, the price of a croissant will go up 25% and the price of coffee will go up 10%. After the increase, the total price of the purchase will be $5.95. Find the cost of each item before the increase.
A. A fruit bowl costs $3.25, a croissant costs $0.83, and a cup of coffee costs $1.88.
B.
| A fruit bowl costs $3.25, a croissant costs $1.50, and a cup of coffee costs $0.75. |
C. A fruit bowl costs $3.25, a croissant costs $1.88, and a cup of coffee costs $0.83.
D. The prices cannot be determined from the given information.
Complete the ordered pair so that it is a solution of the given linear equation.x + y = 3( , 6), ( , 0), ( , 3)
A. (-3, -5), (3, 6), (0, 3) B. (-3, 6), (0, 0), (0, 0) C. (-3, 6), (3, 0), (0, 3) D. (-3, -5), (3, 0), (0, 3)
Convert 541 picograms to nanograms.
a. 0.541 ng b. 54.1 ng c. 5410 ng d. 541000 ng