i need help with this promlem

i need help with this promlem

Can you help me figure out how to solve this problem?

science

i need help with a word problem if i do not get this i will fail please anyone help thank you

I AM A STUDENT I HAVE NO TUTOR. WANT HELP REGARDING MATH PROBLEM

I think it is supposed to be some sort of equation.

a factory assembly 4-cylinder and 6-cylinder engines . how many motors of each kind must the factory make to fill an order for 20 engines with a total of 92 cylinders ?

Tim can paint a house in 10 hours. If Alyssa helps, it takes them 4 hours. Without help, how long would it take Alyssa to finish the same job?

A grocer proposed to put up 20lbs of China tea into 2lbs packets,but his weights had been misplaced by somebody,and he could only find the 5lb and the 9lb weights. What is the quickest way for him...

the perimeter of a rectangular picture frame is 30 inches. The length of the frame is three less than twice the width. What are the demensions of the frame.