How to solve addition in base five?

How many six-digit odd numbers are possible if the leftmost digit cannot be zero

Leroi and Sylvia both put 100$ in a saving account. Leroi decides he will put in an additional 10$ each week. Sylvia decides to put in an additional 10% of the amount in each account each week.

If x varies directly as y, and x=18 when y=6 find x when y = 10!

Which of these is a speed? 50 miles 50 hours 50 miles per hour 50 hours per mile

52/9 as a mixed number

Use an area model to solve 1428/7

How do you write the equation 0=x+1 in standard form

1) A jet travels 410 miles in 2 hours. At this rate, how far could the jet fly in 13 hours? What is the rate of speed of the jet?

What is 23 percent of 134?

What number multiples to - 60 but adds to - 17