In a class of 32 students

the mean height of the 14 boys is 1.56 m

the mean height of the 32 students is 1.515 m

work out the mean height of the girls

What does Graph 3^x look like

Arjun can type 40 words per minute. Dalia can type 55 words per minute. If Arjun and Dalia each type for 30 minutes, about how many more words will Dalia type?

The system of equations y=4x y-4=4 (x-1) has. infinitely many solutions. no solution. one solution.

In the problem 3/4 · N = 1, N must be what?

What is 58.14 kg into a lb

0.2 with an exponent of 4

Marco is selling floral arrangements. Each arrangement uses 1 vase and 11 orchids. Each case cost Marco $4.00. Let C be the total cost of the arrangement and r be the cost of 1 orchid. Which equation should Marco use to find the total cost A.

Ken's contest entry, why honesty is important must be 100 words or less. Ken gets about six words on one line of his notebook paper. About how many lines can he write without going over the 100 word limit.

Lin bought 3 hats for $22.50. At this rate, how many hats could she buy with $60.00?

You are playing tug-of-war in gym class. At the start, you take two steps back. The other team pulls, and you take three steps forward. Which expression can be used to find how far you are from your original position?