How to determine increase and decrease of a function without calc?

Which of the following is equivalent to - 21 (6 - 71) ? a (0 - 21 (6-71) b (0 + 206 - 71) c (-2 + 1) (6 - 71) d (6-21) - (71-21)

Compare the number of digits necessary to represent the followign decimal numbers in binary

The principal of mountain middle school has a big glass jar of marbles. The empty jar weighs 40.5 ounces, and each of the 1,000 marbles weighs 1.25 ounces. Find the total weight in ounces of the marbles.

Vanya, a newborn going through a growth spurt, grew out of an average of 250 pairs of socks per month between January to March inclusive. He grew out of an average of 300 pairs of socks per month during April and May.

Two equations are given below: a - 3b = 9 a = b - 3 What is the solution to the set of equations in the form (a, b) ? (-9, - 6) (-4, - 3) (-6, - 3) (-9, - 7)

If h (x) = - 4x - 10, find h (-5). -30 1.25 10 -1

How many five-card hands chosen from a standard deck contain two hearts and three spades? Hint: In a standard deck of cards, diamonds and hearts are different suits. In this situation, they are different categories of cards.

Geneva treated her parents to dinner at their favorite restaurant the bill was $74.25 Geneva wants to leave 16% of the total tip how much should be the tip

Bill drove from Washington DC to Charlotte in 6.5 hours. What was his average speed in miles per hour?

What is the solution for x+4/9=3/4