Three numbers are in the ratio 4:5:6, and the average is 25. The largest number is
A42
B30
C36
D40
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രമ സ്കൂളിൽ നിന്നും 500 മീറ്റർ ദൂരം 3 മിനിട്ട് കൊണ്ടും 800 മീറ്റർ ദൂരം 10 മിനിട്ട് കൊണ്ടും സഞ്ചരിച്ച് വീട്ടിലെത്തി. എന്നാൽ രമ സഞ്ചരിച്ച ശരാശരി വേഗതയെത്
The average marks of 32 boys of section A of class:X is 60 whereas the average marks 40 boys of section B of class X is 33. The average marks for both the sections combined together
The average of nine numbers is 60, that of the first five numbers is 55 and the next three is 65. The ninth number is 10 less than the tenth number. Then, tenth number is –
An average of 5 numbers is 40. If two of them are excluded then the average of remaining numbers becomes 45. Find out the excluded numbers.
A student was asked to find the arithmetic mean of the following 12 numbers : 3, 10, 8, 9, 13, 13, 10, 20, 16, 21, 14 and x He found the mean to be 12. The value of x will be