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• 3751 If sinA + sin^2 A = 1, then the value of the expression (cos^2A + cos^4A) is Math ›
• 3752 If product of 3 different positive integers is 6, twice their sum is Math ›
• 3753 If p + q = 7 and pq = 12, then what is the value of 1/p² + 1/q²? Math ›
• 3754 If Marie has twice as much money as Curie has, who has three times as much money as Sunny as has, what is the ratio of the amount of money Sunny has to the amount of money Marie has ? Math ›
• 3755 If machine A polishes x units in 12 minutes and machine B polishes 5x units in 40 minutes, in how many minutes will A and B. working together, polish 50x units? Math ›
• 3756 If it is 300 kilometers from Dhaka to Chittagong and 180 kilometers form Dhaka to Comilla , what percentage of the distance from Dhaka to Chittagong is the distance form Dhaka to Comilla ? Math ›
• 3757 If in 1997 , 1998 and 1999 a worker received 10% more in salary each year than he did the previous year, how much did he receive in 1999 than in 1997 ? Math ›
• 3758 If An organization increases its staff salary by 25% . By what percent must it now decrease the salary to return to the original amount ? Math ›
• 3759 If an article is sold for TK. 250, the sellers makes 25% loss on cost. What is cost ? Math ›
• 3760 If a, b and care the lengths of the three sides of a triangle, then which of the following is true? Math ›
• 3761 If a pole om high casts a shadow 2V3 m long on the ground, then the elevation of the sun is Math ›
• 3762 If a man was r years old s years ago, how many years old will he be t years from now? Math ›
• 3763 If a man cycles at 10 km/hr, then he arrives at a certain place at 1 pm. If he cycles at 15 km/hr, arrive at the same place at 11 am. At what speed must he cycles to get there at noon? Math ›
• 3764 If a cube has a length of 8cm, what is its total surface area? Math ›
• 3765 If a car travels 20 meters in a second, what is it speed ( in kilometer ) per hour ? Math ›
• 3766 If A can do 1/4 of a work in 3 days and B can do 1/6 of the same work in 4 days, how much will A get if both work together and are paid Tk. 180 in all? Math ›
• 3767 If a bookstore owner buys 15 books less for Tk. 900 when the price of each book goes up by Tk. 3, than find the original price of a book. Math ›
• 3768 If A and B are in the ratio 3 : 4, and B and C in the ratio 12 : 13, then A and C will be in the ratio Math ›
• 3769 If A = {1, 2, 3, 4, 5), then the number of proper subsets of A is Math ›
• 3770 If a + 2b = 6 and ab = 4, what is 2/a + 1/b? Math ›
• 3771 If a + 2b = 6 and ab = 4 what is 2/a + 1/b ? Math ›
• 3772 If a + 1/a =2 what is a^3 +1/a^3? Math ›
• 3773 If a + 1, 2a + 1, 4a – 1 are in Arithmetic Progression, then the value of ‘a’ is: Math ›
• 3774 If a >b> 1, then which of the following is true? Math ›
• 3775 If A : B =3 : 4 and A : C =6 : 5 then C : B = ? Math ›
• 3776 If A – {1, 2, 3} and B = {1, 2, 5}, then A – B ___. Math ›
• 3777 If 62 = 34 + 4x. what is the value of x? Math ›
• 3778 If 6121135 represents ‘flame’ then 212152120 represents Math ›
• 3779 If 6 men and 8 boys can do a piece of work in 10 days and 26 men and 48 boys can do the same in 2 days, the time taken by 15 men and 20 boys to do the same type of work will be Math ›
• 3780 If 5% is gained by selling an article of Tk. 350 than selling it for Tk. 340, the cost of the article is: Math ›