Possible outcomes of 2 dates selected from 365

Leo has $4.80 in dimes and quarters. He has 6 more dimes than quarters. How many quarters does he have?

Factor trinomial by grouping : 10x^2-9x+2

Solve 3x - 5 + x = 31. - 12 - 9 9 12

Combine like terms to create an equivalent expression. 0.25k+1.5-k-3.50.25k+1.5-k-3.5

The block factory has boxes to pack groups of one hundred blocks. If Maks has an order for 2,340 blocks, how can he pack them using the fewest packages?

A newspaper reporter wants to know how popular the hobby of bird watching is in the city. He asked people at the local bird refuge if they watched birds as a hobby. Which of the following best explains whether the reporters data is valid or not?

I am very confused on how to figure out if y = 3/4x is proportional?

Alison wants to buy a mountain bike for $339.12. If she saves $28.26 each month, in how many months will she be able to buy the bike?

At 12 o'clock the temperature was 7°C. The temperature decreased by - 20°C. What is the new temperature?

Ashleys rentals charges $27.50 per hour to rent a surfboard and a wetsuit. Darlas surf shop charges $23.25 per hour to rent a surfboard plus $17 extra for a wetsuit.