Oyin

2m_n=5 3m+2n=-24

A piece of copper ball of mass 20g at 200oc is placed in a copper calorimeter of mass60g containing50g of water at 30oc .Ignoring heat losses,calculate the final steady temperature of the mixture ,(specific heat capacity of water = 4.2Jkg)specific heat ca...

If 8,abcd ,38,44,50 provides A.p find the value of ABC and d

If 5=2πt(r+t) obtain a formula for r

from a certain number 3 is subtracted. the result is divided by 2.the final answer is 5.what is the number

The ages of a man and a woman are ratio 5:4.In 12 years time the ratio of their ages will be 19:16.How old are they now

Write an essay on the conduct of external exam and way curbing the exam in Nigeria

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Calculate the total of a solid cone of vertical height 24centimetres and base diameter of 10 cm