At the calendar shop, wall calendars cost $5 and desk calendars cost $1. Adriana spent $20 to buy 8 calendars. How many of each type of calendar did Adriana buy?

For a parallel structure of identical components, the system can succeed if at least one of the components succeeds. Assume that components fail independently of each other and that each component has a 0.11 probability of failure.

The graph shows the prices, in dollars, of different numbers of sandwiches at Juan's store. The table shows the prices, in dollars, of different numbers of scones at the same store.

Hiw to use number lines when rounding

O valor da expressão a=1,67. 10 + 3,95. 10

Your job pays $6 per hour. Write a variable expression for your pay in dollars for working h hours. What is your pay if you work 30 hours? (A) 6; $174 (B) 6h; $180 (C) 6h; $186 (D) 7h; $180

Which expression is equivalent to x•25

taxes on a house assessed at $64,000 are $1500 a year. if the assessment is raised to $85,000 and the tax rate did not change, how much would the taxes be?

What is 0.537 x 0.98?

A circular playground has an area of about 1500 square feet. If the committee decides to double the radius, what is the approximate area of the new playground?

If U = 6 feet, V = 7 feet, W = 3 feet, X = 6 feet, Y = 12 feet, and Z = 4 feet, what is the area of the object?