Answer:
Step-by-step explanation:
Amount paid for first 100 watches = (65% of 80) *100

Amount paid for next 50 watches = (55% of 80) * 50

Remaining watches = 280 -(100+ 55)
= 280 - 155 = 125
Amount paid for 125 watches = (45% of 80) *125

Amount received by the watch maker = 5200 + 2200 + 4500
= £ 11900
Answer:
D
Step-by-step explanation:
Two triangles are congruent if they have the same three sides in proportion and they have exactly the same angles.
If the angles are different, the triangles are not similar.
Answer:
4th choice
Step-by-step explanation:
Volume of cylinder: 2(pi)r^2+2pi(r)h
Answer:
30 apples
Step-by-step explanation:
600 is the total number of apples (adding all numbers in the apples*frequency column). Dividing this by 20, the number of boxes, we get 30 apples as the mean number in a box.