12 – 6 + 28 × 3 ÷ 9 = ?
516 0606596145815fc6501f7f036606596145815fc6501f7f036If the ratio of two numbers is 13 : 15 and their L.C.M. is 39780. So are the numbers?
448 0631b04ae6a86583500044a46If two is subtracted from each odd digit and three is added to each even digit in the number 3675249 how many digits will appear twice in the new number thus formed?
1 05d89a68d929fd10fd15ec07c