fassettm0
fassettm0 fassettm0
  • 01-02-2021
  • Mathematics
contestada

a knife is three times the cost of a spoon. 9 spoons and 12 knives cost £82.80. Work out the cost of one knife.

Respuesta :

ea098 ea098
  • 01-02-2021
The answer is £5.52 as you do 12(3)+9 which equals 36+9=45 divided by 82.80 which equals 1.84 and as it is 3x the price 1.84*3=£5.52
Answer Link

Otras preguntas

What is the supreme law of the land?
what are the functions of Holloware
We elect a President for how many years?
When a sample of a gas is heated in a sealed, rigid container from 200. K to 400. K, the pressure exerted by the gas is (1) decreased by a factor of 2. (2) incr
Which statement describes a reversible reaction at equilibrium? (1) The activation energy of the forward reaction must equal the activation energy of the revers
We elect a U.S. Senator for how many years?
Name one branch or part of the government.
Which compound is an electrolyte? (I) CH3CHO (3) CH3COOH (2) CH3OCH3 (4) CH3CH2CH3
Given the balanced equation representing a reaction: 4Al(s) + 3O2(g) ==> Al2O3(s) As the aluminum loses 12 moles of electrons, the oxygen (1) gains 4 moles o
What ocean is on the East Coast of the United States?