Related Questions

In 2007, the arithmetic mean of the annual incomes of Rahim and Karim was Taka 3800 . The arithmetic mean of the annual incomes of Karim and Ripon was Ripon and Rahim was TaKa5800. What is the arithmetic mean of the incomes of the three ?
A 3200
B 1200
C 2400
D 4800
An electronic logic gate whose output is logic 0 only when all inputs are logic 1 is
A NOR
B NAND
C OR
D NOT
E None of the above
সাথী সাদৃশ্যানুমানমূলক আরোহ সম্পর্কে ধারণা লাভের জন্য কিছু গ্রন্থের সহায়তা নেয়। এক্ষেত্রে যে গ্রন্থসমূহ সমর্থনযোগ্য- i. A System of Logic ii. A Manual of Logic iii. Introduction to Logic নিচের কোনটি সঠিক?
A i ও ii
B i ও iii
C ii ও iii
D i ii ও iii
Sohana's mathematics test had 75 problems i.e. 10 arithmetic, 30 algebra and 35 geometry problems each carrying I mark She answered 70% of the arithmetic, 40% of the algebra and 60% of the geometry problems correctly. She did not pass the test as she got less than 60% marks. How many more questions she would have needed to answer correctly to earn a 60% passing grade?
A 5
B 10
C 15
D 20
The control and arithmetic-logic sections are called the _____
A Block diagram
B Control Unit
C Input / Output Unit
D Central Processing Unit
E None of the above
L is older than M and taller than N. O is younger than P, older than N and shorter than Q. R is older than S, younger than N, shorter than S and taller than Q. S is older than L, M, O, P, Q, R and S is necessarily false?
A O is the shortest of the group.
B N is the second tallest of the group.
C L is the tallest of the group.
D Q is the third oldest of the group.
A simply supported beam A carries a point load at its mid span. Another identical beam B carries the same load but uniformly distributed over the entire span. The ratio of the maximum deflections of the beams A and B, will be
A $$\frac{2}{3}$$
B $$\frac{3}{2}$$
C $$\frac{5}{8}$$
D $$\frac{8}{5}$$
In the following question, four groups of three numbers are given. In each group the second and third number are related to the first number by a Logic/Rule/Relation. Three are similar on basis of same Logic/Rule/Relation. Select the odd one out from the given alternatives.
A (5, 19, 9)
B (7, 29, 13)
C (15, 59, 29)
D (12, 47, 23)
The decimal 0.1 is how many times greater than the decimal (0.001)3?
A 10
B 102
C 103
D 108
If the average (arithmetic mean) of x and y is 60 and the average(arithmetic mean)of y and z is 80,what is the value of(z-x)?
A 40

Next steps