The best rule of thumb in assessment is to be sure children understand one-digit numbers before going on to:

A. subtraction.

B. two-digit addition.

C. three-digit addition.

D. regrouping.

Factor the polynomial by its greatest common monomial factor 20y^6-15y^4+40y^2

What is the value of - 3mn + 4m - 3 when m = 2 and n = - 4?

Slope and y intercept y-2x=9

Which expression is equivalent to 1/3y? A. 1/3y (y + 12) - 12 B. 1/6y + 1/3 (y + 3) C. 1/6y + 1/6 (y + 12) - 2 D. 1/3y + 1/3 (6 - y)

Solve the equation by completing the square root round to the nearest hundredth if necessary X^2+3x=24

A cab ride from your home to the airport cost $23.47. If you want to tip the cab driver close to 10 percent of the fare, how much should you tip? $0.24

A scale measures weight to the nearest 0.5 lb. which measurement shows an appropriate level of precision for the scale? A. 140lbs, B. 148.75lbs, C. 140.5lbs, D. 141lbs

Kayla age is 3 less than twice her brother age. Kayla is 13. How old. How old is her brother?

You earn $4.75 per day for walking your neighbor's dog. How many days will it take you to earn enough money for admission to an amusement park that costs $46.75? A. 9 B. 10 C. 11 D. 12

A coin is tossed ten times. The probability of heads on each toss is 0.5. Evaluate the probability of getting exactly 6 heads.