How to change this mark-

I got 35 out to of 40 in SST, how do I convert the mark out of 80?

With explaination

Write fraction or mixed number as a decimal 1. 2/5 2. 8/9 3. 3 3/4 4. 7/10 5. 2 3/8 6. 5/6

What is 34/25 in decimal form?

An investment of $7,650 earns interest at the rate of 5% and is compounded quarterly. What is the accumulated value of the investment at the end of 9 years? a. $11,964.17 b. $11,867.66 c. $9,338.56 d. $8,554.94

How does an inclined plane affect the effort needed to move a load vertically? reduces effort increases effort has no effect on effort

All equilaterals are similar true or false?

Factor completely x^2+4x-32 (x + 8) (x - 4) (x + 8) (x + 4) (x - 16) (x - 2) (x + 16) (x - 2)

a company gives raises once-a-year amir's present salary of $16,000 his manager would like to raise amir's salary to 35,000. What percent raise would Amir be receiving?

A garden is 5 yards 12 inches wide and 6 yards long. Write the ratio of the width to the length as a fraction in simplest form.

A fence forms a rectangle and using 64 meters of fencing if the width of the enclosed area is 13 meters what is the lenght?

It coasts $86 to ride the train. Ms. Reilly took her 6th grade class on the train to the museum. There were 18 students from Ms. Reilly's class that went to the museum. How much did Ms. Reilly's class spend on the class and herself for the train?