Find the sum of the first 8 even natural numbers.A30B22CNone of theseD32সঠিক উত্তর:D.32শেয়ার :Share on FacebookShare on WhatsAppShare on Telegram
২3 pumps , working 8 hours a day, can empty a tank in 2 days. How many hours a day must 4 pumps work to empty the tank in 1 day ?1011129বিস্তারিত
৪A student was asked to find the arithmetic mean of the numbers 3, 11, 7, 9, 15, 13, 8, 19, 17, 21, 14, and x. He found the mean to be 12. What should be the number in place of x ?717313বিস্তারিত
৫Find the smallest number by which 5808 should be multiplied so that the product becomes a perfect square .37112বিস্তারিত
৬The interest on a certain deposit at 4.5% p.a. is TK. 202.50 in one year. How much will the additional interest in one year be on the same deposit at 5% p.a. ?22.52520.2542.75বিস্তারিত
৮If 0.4 of a number is equal to 0.06 of another number, the ratio of the numbers is :3:43:2020:32:3বিস্তারিত
৯The breadth of a rectangular field is 60% of its length . If the perimeter of the field is 800 m, what is the area of the field ?37500 sq.m40000 sq.m48000 sq.m18750 sq.mবিস্তারিত
১০Peter purchased a machine for TK. 80,000 and spent TK. 5,000 on repair and TK. 1,000 on transport and sold it with 25% profit , At what price did he sell the machine ?TK.1,06,250TK.1,07,500TK.1,17,5001,05,100বিস্তারিত
