Is 4.5 kg greater than or less than or equal to 4,050

The number of unbroken charcoal briquets in a 20-pound bag filled at the factory follows a normal distribution with a mean of 450 briquets and a standard deviation of 20 briquets.

What is 715/11 equal.

How large is one side of the square garden plot in meters

What is f of x in an equation

Eight more than half a number is negative two

Write word phrase to represent the numerical expression below. 4 + (27-10)

Find the value of y when x=2 - x - (-2) = y

In a group of 21 students, 8 students take Art courses, 7 students take Music courses. Two students take both courses. A student is chosen randomly from this group. What is the probability that the student takes either Art or Music courses? 57

5% of what number is 63?

Find the sum of the "n" terms of the series: Sn=1²+3²+5² + ... + (2n-1) ²