Mathematics, 24.05.2021 14:00 Savageboyn

24 Lily buys and sells microwaves. 19
She buys each one for £32 and sells it for £60.
She also pays £7 for the delivery of each microwave she sells.
If she sells a microwave that is faulty then Lily must pay for its repair and redelivery. This costs her
another £25 for each faulty microwave.
Last month, 6 out of the 80 microwaves Lily sold were faulty.
This month she has orders for 133 microwaves.
Calculate her expected percentage profit on this month's order.
Showing your working in the boxes below may help you present your work.
Expected number of faulty microwaves:
Expected costs:

Answers: 3

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 18:00, Mrlittlefish

What is the location of point g, which partitions the directed line segment from d to f into a 5: 4 ratio? –1 0 2 3

Answers: 1

continue

Mathematics, 21.06.2019 19:30, leilanimontes714

Solve the following simultaneous equation by using an algebraic method (either substitution or elimination) 2x + 3y=-4 4x-y=11

Answers: 1

continue

Mathematics, 21.06.2019 20:00, Jenifermorales101

It is given that the quadratic equation hx²-3x+k=0, where h and k are constants, has roots [tex] \beta \: and \: 2 \beta [/tex]express h in terms of k

Answers: 2

continue

Mathematics, 21.06.2019 20:00, vane1161

Afrequency table of grades has five classes (a, b, c, d, f) with frequencies of 3, 13, 14, 5, and 3 respectively. using percentages, what are the relative frequencies of the five classes?

Answers: 3

continue

You know the right answer?

24 Lily buys and sells microwaves. 19
She buys each one for £32 and sells it for £60.
S...