Asold an aricle to b at a profit of 2.5%, b sold
the same article to c at a loss of 10%. if c paid rs.
9.90 for it, how much did it cost to a

go and ask your mom to you

i’m here for points.

step-by-step explanation :

we know that

the measurement of the outer angle is the semi-difference of the arcs which comprises

in this problem

m< xzy is the outer angle

substitute the values

the measure of angle xoy is equal to

> by central angle

substitute the value

hi there!

question 1 answer: p/q can be terminating when q = 5^m * 2^n

question 2 answer: -1 and -1

question 3 answer: -4

question 4 answer: 5/12

hope this : )