Question

Tea at $2.40 per kg is mixed with tea at $3.20
per kg in the ratio 1 : 3.
(a) Calculate the weight of each type of tea in
40 kg of the mixture.
(b) Calculate the price per kg of the mixture.​

Answer 1

Answer:

Step-by-step explanation:

$2.40/kg -----> 1/(1+3) * 40 = 1/4 * 40 = 10 kg  

$3.20/kg -----> 3/(1+3) * 40 = 3/4 * 40 = 30 kg  

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$2.40/kg * 10kg + $3.20/kg * 30 kg = $24.00 + $96.00 = $120.00  

$120.00 / 40 kg = $3.00/kg

Answer 2

Answer:

a)10kg and 30kg

Step-by-step explanation:

b)total price of 40kg=2.40×10+3.20×30=24+96=120

cost per kg=120÷40=3 $per kg