Select the odd word/letters/number/number pair from the given alternatives.
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Triangle DEF is right angled at E. If cot D = 5/12, then what is the value of sin F?
If cos 2π/3c = x, then the value of x is
What is the name of the process where gas is directly converted to solids called?
Present ages of Sai and Satheesh are in the ratio of 5:4 respectively. Three years hence, the ratio of their ages will become 11:9 respectively. What is Satheesh's present age in years?
Number of Sigma and Pi bonds in benzene, respectively is
The product of two numbers is 40. One of them is 2.50. What is the other number?
Two numbers are in the ratio 4:5 and their HCF is 13. Their LCM is