wahabekkyp20yzx
wahabekkyp20yzx wahabekkyp20yzx
  • 04-01-2018
  • Mathematics
contestada

A math teacher bought 40 calculators at 8.20dollars eah and a number of other calculators costing 2.95 dollars each. In all she spent 387dollars.How many of the cheaper calculators did she but

Respuesta :

kindfir
kindfir kindfir
  • 04-01-2018

[tex]40 \times 8.20 = 328 \\ 387 - 328 = 59 \\ 59 \div 2.95 = 20 \\ \\ [/tex]
The math teacher bought 20 cheaper calculators
Answer Link

Otras preguntas

“Bow, wow, wow said the dog at the door” is this sentence personifaction?
23. A candidate who gets 36% marks in an examination fails by 24 marks but another candidate, who gets 43% marks, gets 18 more marks than the minimum pass marks
different between management and leadership in business study​
definition of populism​
lucy starts 4miles from home and jogs away from home at 6mph for 20minutes. draw this statement on the diagram for me please.
- Shreya said,"I was playing tennis when the accident occurred." change into indirect speech​
x / 6/7 =3 2/5 solve to find x please help
please answer this need help​
WILL GIVE BRAINLIEST IF ANSWERED FAST!!!
The perimeter of a rectangle is 80x. The base is two times the height. In terms of x what are the dimensions of the rectangle