Probability of Two University Women being 65.5 Inches or Shorter

The Empirical Rule states that for bell-shaped distributions, about 68% of the values fall within 1 standard deviation of the mean. The heights of women at a large university are approximately... more

03/27/25

Surface area. Figuring out the answer

if Sam is making a cardboard box that is 18 inches long, 12 inches wide, and 19 inches tall, he needs to measure the box by 1 inch squares. He wants to find out how many squares it would need to... more

03/27/25

What is a 2.264 GPA out of 100

03/27/25

math probability

You measure 46 textbooks' weights, and find they have a mean weight of 37 ounces. Assume the population standard deviation is 2 ounces. Based on this, construct a 99% confidence interval for the... more

03/26/25

straight river question

A farmer has 100 meters of fencing and wants to enclose a rectangular field next to a straight river, using the river as one side of the enclosure. Since the river provides a natural boundary,... more

03/25/25

In a science experiment, Marie's solution needs to contain 0.1% of her chemical. If the solution is 710ml, what is the volume of chemical inside?

In a science experiment, Marie's solution needs to contain 0.1% of her chemical.If the solution is 710ml, what is the volume of chemical inside?

03/20/25

what is (8, -4) reflected across the y axis

03/18/25

why is cos(2/7) an irrational transcendental number

for any integers p and q, p≠0, q≠0, cos(p/q) is an irrational transcendental number.explain how to prove.

03/18/25

Tim spent half of his allowance

Tim spent half of his allowance going to the movies. He washed the family car and earned 8 dollars. What is his weekly allowance if he ended with 11 dollars?

03/15/25

Mcdonald's Item Prices

mcdonald's sells any 2 burgers for $4.49. knowing this how much would 20 burgers cost?

03/12/25

Tim’s weekly pocket money

Tim’s weekly pocket money is $13.50 more than Sam’s. Sam spends $17.70 more than Tim every week. Tim spends 5/11 of his pocket money every week. Sam saves 1/2 as much as Tim every week. How much... more

03/12/25

Add, subtract, multiply, and divide fractions and mixed numbers: word problems

Miss Baldwin bought a block of cheddar cheese. The block weighed 7/10 of a pound. She cut the block up into 7 equal pieces. What was the weight of each piece of cheese?Write your answer as a... more

03/11/25

Here is what they answered. 15, 14, 12, 7, 15, 5, 6, 5 Find the mean and median travel times for these students. If necessary, round your answers to the nearest tenth. (a) Mean: (b) Median:

The  students in Mrs. Anderson's class were asked how many minutes it takes them to get to school in the morning. Here is what they answered.15, 14, 12, 7, 15, 5, 6, 5Find the mean and median... more

03/10/25

Ralph read one-eighth of his book what fraction of the book does he have left

I CANT SOLVE MY NIECES HOMEWORK!!

03/09/25

What is a 2.264 GPA out of 100

03/07/25

An organization will give a prize to a local artist. The artist will be randomly chosen from among 11 painters, 3 sculptors, and 5 photographers.

What is the probability that the artist chosen will be a sculptor or a photographer?Write your answer as a fraction in simplest form.

03/05/25

Algebra 2 question

Solve the equation and put it in a+bi formf(X)=5x2+4x +1

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