1/71 in multiplication inverse

Jayla has 1.36 meters of red ribbon and 0.9 meter of blue ribbon how much ribbon does she have in all

Beth wants to perform an experiment she will toss a colored chip 20 times the chip has one red side and one yellow side she wants to compare the theoretical probability of the chip landing red side up to the experimental probability of the chip

The weights of packets of cookies produced by a certain manufacturer have a Normal distribution with a mean of 202 grams and a standard deviation of 3 grams.

A number between 67 and 113 that is a multiple number of 2 3 9

What Is the value of: 30-2 (7+2) - 1? 11 14 17 19

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.