If a and b are positive integers, is a + 4b odd?
1) b is even.
2) a is odd.
a) if statement (1) ALONE is sufficient, but statement (2)
alone is not sufficient to answer the question.
b) if statement (2) ALONE is sufficient, but statement (1)
alone is not sufficient to answer the question.
c) if BOTH statements (1) and (2) TOGETHER are sufficient to
answer the question asked, but NEITHER statement ALONE is
sufficient.
d) if EACH statement ALONE is sufficient to answer the
question asked.
e) if statements (1) and (2) TOGETHER are NOT sufficient to
answer the question asked, and additional data specific to
the problem are needed.
Answer Posted / gaurav.s. a.i.e.t
(b) statement (2) is sufficient to answer
it has nothing to do with 4b because ...product of even and
ood is always even...
and sum of even and odd is always odd.
| Is This Answer Correct ? | 10 Yes | 0 No |
Post New Answer View All Answers
Add a word in starting of SCAPE and at the end of Grass, u will get two different word
A company manufactures x refrigerators cp.(9000+500x0 sp=500x; what must be the value of x so that atlas the amount gained After selling is equal to the amount spent on production
debentures book building
Two trains are traveling in 60 kmph on same trace, towards each other. When the distance between them is 18 km, a fly is going to start, flying between them in 80 kmph speed. Find the traveling path distance of the fly upto when it is going to crush by the 2 trains?
how can i get previous ssc data entry question papers?... if u have any idea pls give me very kindly.....
Two trains move in the same direction at 50 kmph and 32 kmph respectively. A man in the slower train observes the 15 seconds elapse before the faster train completely passes by him. What is the length of faster train?
write a five digit number , which will be having two prime numbers, and some two more conditions,like 1st digit greater than 2nd etc its easy(remember one is not a prime number,most people don mistake taking 1 as prime number)
Sister's age is twice than that of the brother. If the brother's age is six, what is the sister's age after two years?
Daal is now being sold at Rs. 20 a kg. During last month its rate was Rs. 16 per kg. By how much percent should a family reduce its consumption so as to keep the expenditure fixed?
There is a certain four digit number whose fourth digit is twise the first digit. Third digit is three more than second digit. Sum of the first and fourth digits twise the third number. What was that number ?
a man purchased 6 stamps of rupees 1 and seven stamps of 50 paise.he paid Rs. 12. how much change he got back ?
How many ways can one arrange the word EDUCATION such that relative positions of vowels and consonants remains same?
If A=Z, B=Y, C=X, .......... Z=A, Then SOUR = ?
Can someone please send me the question paper for graduate level both tier 1 and tier 2 with detailed solution of maths exam (Tier 2). Please,suggest me the ways and books to prepare for this exam.Please, send this answer on my email Id
In a mixture, R is 2 parts and S is 1 part. In order to make S to 25% of the mixture, how much of R is to be added?