Please help- Mrs. Carver also has to determine a budget for supplies. Mrs. Carver has already spent $365.75 on glassware, such as test tubes, beakers, and graduated cylinders. She says that the purchase represents 20% of the original amount of money she was given at the beginning of the project.

What is the total amount of money Mrs. Carver was originally given at the beginning of the project for the new science supplies? How do you know?

In parallelogram abcd the ratio of ab to bcis 5: 3. if the perimeter of abcd is 32 find ab

School has 204 sixth grade students. if the sixth grade is 30% of the total school, how many students are in the middle school?

The fraction of defective integrated circuits produced in a photolithography process is being studied. a random sample of 300 circuits is tested, revealing 17 defectives. (a) calculate a 95% two-sided confidence interval on the fraction of defective circuits produced by this particular tool. round the answers to 4 decimal places. less-than-or-equal-to p less-than-or-equal-to (b) calculate a 95% upper confidence bound on the fraction of defective circuits. round the answer to 4 decimal places. p less-than-or-equal-to