THE Profit made by a company when 70 unts of its Product is sold is R400,00 when 190 units of its product
are sold the profit increases to R2800,00 Assuming
that the profit is linear and has the form
P(u) = a + bu. Where pis prerit in rands and u is
The number of Untu sold, determine the
value of a and b?

In a class, there are 12 girls. if the ratio of boys to girls is 5: 4 how many boys are there in the class

Alayna wonders how much water it would take to fill her cup she drops her pencil in her cup and notices that it just fits diagonal the pencil is 17 cm long and the cup is 15 cm tall how much water can the cup hold

In may you used 400 kilowatt-hours of energy for electricity. a. calculate the total electrical energy use in joules. b. calculate your average power use in watts. c. assume that your power supplier generates electricity by burning oil. note that 1 liter of oil releases 12 million joules of energy. how much oil is needed to generate the electricity you use? give your answer in both liters and gallons. a. the total electrical energy use was nothing _ joules. (type an integer or a decimal.) b. the average power use is nothing _ watts. (round to the nearest whole number as needed.) c. to generate the electricity you used, nothing _ l is needed. (round to the nearest whole number as needed.) to generate the electricity you used, nothing _ gal is needed. (round to two decimal places as needed.)