Consider U = {x|x is a real number}.
A= {x|x EU and x + 2 > 10}
B = {x|x EU and 2x > 10}
Which pair of statements is true?
5€ A; 5 EB
6 EA; 6 € B

7. if the value of x varies directly with the value of y, and x = 3 when y = 21. what is the valu y, and x = 3 when y = 21. what is the value of x when y = 105?

What is the lcm of 16 and 40 ? 24 and 40 ?

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.