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A stadium have to section a & B . tickets for section A cost $A each . tickets for section B cost $B each . johanna paid $105 for 5 section A and 3 section B. raiyah paid $63 for 4 section A and 1 section B . i) Write two eguations ii) Calculate the value...

Maribel how did u got this -189=12a+3b ------------ -84=-7a 12=a

12oo students attend a school the ratio of teachers to students is 1 : 30 . How many teacher

3/y - 2/y-2

workout 3 over y subtract 2 over y-2

i intend to take the course of food engineering.may i noe tat is food engineering more suitable to bio or physics students?

Which metal,Pd or Pt has the lowest specific heat?Explain why, using the law of Dulong and Petit.

explain how you will find the coordinate of P(14pi/3) if you knew the coordinate of P(pi/3)

all it have is to simplify