Translate "the sum of x and one-half of x" into mathematical expression

A sample of n = 25 observations from a normal population is drawn. the population mean is 100 and the population (known) standard deviation is 20. find the probability that the sample mean is greater than 95.

Hugo is 6 feet 4 inches tall, weighs 225 pounds, and very muscular. if you think hugo is more likely to be a professional football player rather than a professional ballroom dancer, you are using:

Sam is making candles. She has two pounds of candle wax which she poured into 8 molds. What is the average of each candle?

A rectangle has a length of 8 feet and a width of 6 feet if its length and width in creased by 50% each what is the area of the new rectangle

While flipping a weighted coin, Tim gets 15 heads and 5 tails. Based on experimental probability, how many of the next 8 flips should Tim expect to come up tails?

Is 3 yards greater than less than or equal to 21 feet

Bridget bought cupcakes for her sister's birthday party. 80% of the 45 cupcakes had sprinkles on top. How many cupcakes had sprinkles?

Jack has no more than $24 to spend on DVD's for a party. Each DVD rents for $4. Find the maximum number of DVD's jack can rent for his party. answer must be written on a number line

A 15-foot ladder is leaning against a house. The bottom of the ladder is 9 feet away from the base of the house. How far up the house does the ladder reach

69 rounded to the nearest ten