## Who has the absolute advantage in car washing, and who has the absolute advantage in lawn mowing?

A. I n an hour, Mateo can wash 2 cars or mow 1 lawn, and Sophia can wash 3 cars or mow 1 lawn. Who has the absolute advantage in car washing, and who has the absolute advantage in lawn mowing?

a. Mateo in washing, Sophia in mowing

b. Sophia in washing, Mateo in mowing

c. Mateo in washing, neither in mowing

d. Sophia in washing, neither in mowing

B. Between Mateo and Sophia, who has the comparative advantage in car washing, and who has

the comparative advantage in lawn mowing?

a. Mateo in washing, Sophia in mowing

b. Sophia in washing, Mateo in mowing

c. Mateo in washing, neither in mowing

d. Sophia in washing, neither in mowing

C. When Mateo and Sophia produce efficiently and make a mutually beneficial trade based on

a. Mateo mows more and Sophia washes more.

b. Mateo washes more and Sophia mows more.

c. Mateo and Sophia both wash more.

d. Mateo and Sophia both mow more.

### Calculate p(0) such that p(y) is normalised.

A PCM transmitter sends out a 12-bit serial digital signal with 5 V corresponding to a 1 and 0 V corresponding to a 0. The signal passes over a transmission….

### estimate the probable number of errors if 1600 bits of information are transmitted.

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### Calculate the cost per equivalent unit of material and conversion cost for January

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