Questions of logical reasoning 7) 66, , 88, 99, 110.fill the second blank ...?

a.44
b.55
c.110
d.120​

There are 12 boy and13 girls in a class. if the teacher randomly chooses a student’s name out of a hat what is the probability it will be a girl

The solution set for 5v2 – 125 = 0 is

Afactory buys 10% of its components from suppliers b and the rest from supplier c. it is known that 6% of the components it buys are faulty. of the components brought from suppliers a,9% are faulty and of the components bought from suppliers b, 3% are faulty. find the percentage of components bought from supplier c that are faulty.