I dont know how to solve this science math problem. Please help!!!

A lima bean is 90% cotyldon by mass. If the lima bean weighs 3oz. What is the mass of the cotyledon?

I dont know how to solve this science math problem. Please help!!!

this question comes from apex. and the class is liberal arts semester 2.

PLEASE HELP ME!!!!!

A 20% solution of NaCl in H2O is diluted, by adding distilled water, to a final concentration of 6% NaCl. A 20% solution of NaCl in H2O is diluted, by adding distilled water, to a final concentration...

A 24% w/v stock solution of NaCl is diluted with water according to a 1:10 dilution ratio, then again by a 5:6 dilution ratio. a) Determine the overall dilution ratio (in lowest terms) performed:...

I was introduced to this topic to by teacher but she didn't explain quite well .Please help me!!!!!!!!!!!!!!!!

d) Verify your conjecture from part (c) by calculating the standard deviation for each data set. Data Set for men: 42,39,50,27,45,47 Data set for women: 24, 32,...

Find the mean, range, and standard deviation of the data. Sample A: 26,30,34,38,42,46,50. (Round to two decimal places if needed) I have the mean and range, but I need help finding...

Find the standard deviation for the group of data items. Stems: 3 4 5 Leaves: 7 2 7 2 7 The mean I got is 47 and the numbers totaled...

Round each value to the nearest whole number to estimate the height of the tree house. Find the exact height of the tree.

Round each value to the nearest whole number to estmate the height of the tree house. Find the exact height of the tree house.

3 red marbles and 5 blue marbles

A party rental company has chairs and tables for rent. The total cost to rent 5 chairs and 2 tables is $18. The total cost to rent 3 chairs and 8 tables is $55. What is the cost...

the caverns of Sonora have two different tours. the crystal palace tour and the horseshoe tour; The total length of both tours is 3.25 miles. The crystal tour is a half-mile less than twice...

a school purchases boxes of candy bars. each box contains 50 candy bars. Each box costs $30. How much does the school have to charge for each candy bar to make a profit of $10 per box?

i need help with a couple word problems for this extra credit packet.

Mark mows lawns at a rate of 4/5 per hour. How many lawns can Mark mow in 10 hours?

I don't know how to summarize the question so please, just check the description for the question...

Ethan and Sarah work at different stores. Ethan earns $125 every week and also earns 8% commission from sales. Sarah earns $200 every week and also gets 6% commission from sales. How much does the...

I have 300 beads. they are all orange. if I replace one-sixth of my orange beads with blue beads, how many blue and orange beads do I have?

The fractional part of the municipal waste of landscape trimmings that are landfill is

Christopher A.

Tutor Expert in ACT, SAT, Math, Writing, Excel, Study Skills and More

Far Rockaway, NY

5.0
(610 ratings)

Sean B.

Premier NYC Math tutor - young, passionate and talented

New York, NY

4.8
(30 ratings)

Lorraine S.

Lorraine's Literacy and Learning for Life

Staten Island, NY

4.9
(488 ratings)