JayCritchHoodFav JayCritchHoodFav
  • 09-12-2017
  • Mathematics
contestada

Approximately 3 people out of every 30 are left handed. About how many left handed people would you expect in a group of 140 people?

Respuesta :

shaneysa
shaneysa shaneysa
  • 10-12-2017
We can set this up by saying:
3 / 30 = x / 140 now we can solve!
1 / 10 = x / 140
x = 140 / 10
x = 14

Hope this helps! :)
Answer Link

Otras preguntas

what was the first sustained English colony in The US
What polysaccharide helps provide the strength to insect exoskeletons? a. Cellulose b. Chitin (My answer) c. Starch d. Glycogen
Solve the proportion to determine the value of x. 5x−4/4x+7 = 13/11
While testing a new vaccine, a lab technician noticed that the number of bacteria reduced by half every minute. How long does it take for 3,000 bacteria to redu
Use the substitution u = tan(x) to evaluate the following. int_0^(pi/6) (text(tan) ^2 x text( sec) ^4 x) text( ) dx
The profits in hundreds of dollars, P(c), that a company can make from a product is modeled by a function of the price, c, they charge for the product: P(c) = –
The inner solar system contains the A)Jovian planets B)terrestrial planets and asteroids C)dwarf planets like Pluto
Why did government officials allow monopolies to operate without strong regulations during the gilded age? a. They believed monopolies would keep competiton ali
One side of a square is 3x + 2. Which expression represents the perimeter? 2(3x + 2) (3x + 2)² 4(3x + 2)
Maya and Sally were the two finalists in a singing competition. The person with the most votes from the audience was chosen as the winner. Sally received 25% of