Robin drove 8km south and then 15km due east. 

How far is Robin now from his starting position?

Expand and simplify:

2x(3x - 5) - 4x

Last year there were 1500 individuals at the music festival. 

This year there are 25% more individuals than last year. How many students are present at the music festival this year?

When the expression 8008² + 8008⁰ + 8008¹ + 8008² is evaluated, the final two digits are

A glass filled with water has a mass of 1000g. 

When half the water is removed from the glass, the mass of the glass and the remaining water is 700g. 

What is the mass of the empty glass?

The value of √(36 x (√(16)) is

Zeb has 3 toy trains on three different tracks. He starts them at the same time. 

Train A takes 25 seconds to complete its track. 

Train B takes 30 seconds to complete its track. 

Train C takes 60 seconds to complete its track. 

After how many minutes will the trains next line up in the same position?

A tap starts leaking 10 drops per minute. After 1 minute, the tap starts to leak 2 more drops than the rate of the previous minute. This continues every minute for 9 minutes. 

How many drops have been leaked after 10 minutes?

If 13% of a number is 5.2, what is the number?