La un concurs, se acordă 10 puncte pentru o problemă rezolvată corect si se scad 2 puncte pentru o problemă rezolvată greşit. Teodor a trimis la concurs 20 de probleme şi a primit 176
de puncte. Câte probleme a rezolvat corect şi câte a rezolvat greşit?

Aiden buys two bags of chips at $1.09 each and a 20 ounce soda for $1.20 at the gas station.he knows that the state tax is 5.5. how much change will he receive from a $5 bill?

Abus travels 36 miles in 45 minutes. enter the number of miles the bus travels in 60 minutes at this rate.

It is saturday morning and jeremy has discovered he has a leak coming from the water heater in his attic. since plumbers charge extra to come out on the weekends, jeremy is planning to use buckets to catch the dripping water. he places a bucket under the drip and steps outside to walk the dog. in half an hour the bucket is 1/5 of the way full. what is the rate at which the water is leaking per hour?