তিনটি ব্যাগে 64.2 কেজি চিনি থাকে। দ্বিতীয় ব্যাগে রয়েছে (4)/(5) এফআরএসের বিষয়বস্তু...

{ ( 33 ) 2 − ( 31 ) 2 } 5 7 = (a)64 (b) 16 (c)32 (d) 4

Three bags contain 64.2 kg of sugar. The second bag contains (4)/(5) of the contents of the first and the third contains 45(1)/(2)% of what there is in the second bag. How much sugar is there in each bag?

.Area of a square is 4 m^2 in more than (2)/(3) of the area of a rectangle.If the area of square is 64 m^2 ,then find the dimensions of rectangle,given that breadth is (2)/(5) of length.

Directions (Questions 1 to 5): Study the given table carefully and answer the questions that follow: Number of candidates appeared and qualified for a test (in hundreds) in 6 different years from 5 different zones. Year P Q R S T App. Qual. App. Qual. App. Qual. App. Qual. App. Qual. 2005 3.2 2.5 3.5 1.4 3.8 2.2 4.2 2.4 6.2 2.6 2006 4.6 3.4 6.9 4.2 6.9 4.4 7.4 3.3 6.2 4.8 2007 6.5 4.9 7.7 4.5 5.9 4.8 8.3 5.6 6.4 4.2 2008 7.4 5.7 5.4 3.4 7.2 3.2 9.3 6.4 7.8 6.2 2009 8.8 4.8 6.6 5.2 8.6 6.8 11.4 5.2 9.9 6.9 2010 9.2 5.6 10.6 6.4 10.3 7.4 14.2 11.4 11.8 9.4 Note: Here App. means Appeared and Qual. means Qualified. In which years was in zones the difference between the appeared candidates and qualified candidates the second lowest? (a) 2005 (b) 2007 (c) 2008 (d) 2009 (e) 2010

Prove that the points (6,4) (4,5) and (2,6) are collinear.

(1)/(5)log_(2) 32 + 3log_(64) 4 = ______.