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Johanna graphed the number of calls she made during one day. How many calls were made before 6 p. m.? Cell Phone Calls Numberdal 10 am - 21:59 am 12pm. 1.59 pm 2 pm. 4 pm 3:59 pm. 5.59 p. m. Time of Day 6pm ... 7:59 pm 8 pm 9:59 pm

if one tablet contains 10.5 mg of calcium. how much does a bottle of 20 tablets contain of calcium?

In the space at the right, draw a triangle : Use an algebraic expression to label the length of each side. Write an expression for the perimeter of your triangle. Then simplify that expression.

Find each exact value if 0 x pi/2 and 0 y pi/2 sec (x-y)

Solve this equation: 4y + 228 = 352. A. y = 31 B. y = - 31 C. y = 3 D. y = 145

The sum of two numbers is 90. their difference is 12. what are the numbers?

Stat crunch in a random sample of 200 adults, what is the probability that less than 33 % have no credit cards?

There are 2.54 centimeters in an inch. when using this conversion factor, how many significant figures are you limited to?

How many 4 letter words can be formed from the alphabets?

What is the common factor of this term 6xy^2 = (3x) (?)