self Maths Puzzle

The probability of selecting face card of any color from 52 cards

Read Solution (Total 7)

self Other Question

in betrween 6 to 9 insert any symbol makes the result greatre than 6 but less than 9 The cost in taka of manufacturing x microwaves is 6000+300x taka. the amount received when selling these x microwaves is 700x taka. what is the least number of microwaves that must be manufactured and sold so that the net profit is tk 2400?