maths
simon buys box of 10 balloons for 2 dollars each . he then sells each balloon for 22 cent. what percentage does he make?
Math
One band has fewer than 40 speakers. They stack them in an array exactly 9 high. How many speakers could they have? Explain how you know.
fourth grade math
one factor of the mystery number is 7 the other factor is an odd number greater than 8 and less than 15 the mystery number is greater than 75 the sum of the digits of the mystery number is 10 what is the mystery number? what is the missing factor????
Precal
What are the roots, real and imaginary of: Y=x^4-6x^3+9x^2-6x+8
earth and space science
Materials, such as water, that becomes gaseous easily at room temperature are called volatiles. How does the complete lack of volatiles in lunar rocks support the impact theory of the moon’s formation?
AP Physics
At an accident scene on a level road, investigators measure a car's skid mark to be 98 m long. It was a rainy day and the coefficient of friction was estimated to be 0.38. Use these data to determine the speed of the car when the driver slammed on (and locked) the brakes.
11th grade Physics
15N beause you subtract 60-45
science
how are glucose molecules moved into a cell?
math
what is a divisor
pigskin geography
what are the answers to week #9 for pigskin geography
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