6) There are 35 students in a lecture of physics, in
which the difference between the girls and boys is 5.
The
average of marks got by girls is 5 more than boys and
the total marks got by boys are 50 less than girls. What
is the average mark of total students?
(a) 160/7
(b) 150/9
(c) 130/9
(d) 190/9
(e)190/7
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6
Answer:
A model of a ship is made to a scale of 1 : 200.
The surface area of the model is 7500 cm .
Calculate the surface area of the ship, giving your answer in square metres
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2
Answer:
thanks for free points please mark as Brainlist answers take care bye bye
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