How do I work out 1 over 4 + 3 over 8

Find the value of the expression. y3 + x for x = 6 and y = 1

Jack is two weeks into his diet and now weighs 197 pounds. If he lost 3 pounds the first week and 6 pounds the second week, what was his starting weight?

In a video game, a character needs to shine a light through two spinning wheels that have holes in them. The first wheel makes a complete rotation in 7 seconds. The second wheel makes a complete rotation in 9 seconds.

A long year-end status report for work is 120 pages long. You need to print 18 copies for a meeting next week. How much is the paper going to cost for those reports? Paper is sold in reams (500 pages) for $3.93 each.

The attendance at a seminar in year 1 was 500. In Year 2, the attendance changed by 100. What was the percent change in attendance?

A student has completed 14 problems on a test. These problems make up 28% of the test. Select from the drop-down menu to correctly identify the total number of problems on the test.

List the measurements below from from smallest to largest. 7cm 18mm 1m 3dm

Distributive Property to simplify the expression 7 (1-8n)

A manufacturing operations consists of 12 operations. However, five of the 12 machining operations must be completed before any of the remaining operations can begin. Within each of these two sets, operations can be completed in any order.

2. Determine whether each of these sets is finite, countably infinite, or uncountable. For those that are countably infinite, exhibit a one-to-one correspondence between the set of positive integers and that set.