Question

on what capital will the interest for 219 days at 4 percent annum ammount to 339 rupees?

Answer 1

if a machine is correctly set up, it will produce 90% acceptable  items . if it incorrectly set up it will produce only 40% acceptable items. experience shows that 70% of the setups are correctly done. find the probability that setup has been correctly done if  refer the setup:

i.                     The first items produced is accepted