 Related Questions Latest Answer : 30 is the answer becoz average should be done by adding all and divide it by number of laps.. ... One person traveled 4 laps with the speed of 10,20,40 ( or 30) and 60 kmph and what is the average speed. 20 In a class the average age is 16yrs.if the teacher who is 40 yrs of age is also included ,the average becomes 17yrs,how many students were there? 20kmph Latest Answer : Let x be the distance and
y be the average speed
x/10+x/20+x/30+x/40=4x/y
24x/120=4x/y
y=120/6
y=20kmph ... In a computer institute 9 languages can taught. The module is of 6 months duration and only six languages each of one month can be taught. In addition to that BASIC is always there and should be in first month itself# word perfect is to be taught in the preceding week of word star.# FORTRAN cannot be taught until COBAL is coursed prior to that# BINO, FIFO never be taught in single modulelanguages are BASIC, WORD STAR, WORD PERFECT, FORTRAN, COBAL, BINO, FIFO, LOTUS, Ci. Of the following which module The average salary of 3 workers is 95 Rs. per week. If one earns Rs.115 and second earns Rs.65 how much is the salary of the 3rd worker. 105 During a given week A programmer spends 1/4 of his time preparing flow chart, 3/8 of his time coding During a given week A programmer spends 1/4 of his time preparing flow chart, 3/8 of his time coding and the rest of the time in debugging the programs. If he works 48 hours during the week , how many hours did he spend debugging the program. 18 The average length of three tapes is 6800 feet. None of the tapes is less than 6400 feet. What is the greatest possible length of one of the other tapes? 7600 14.26% Latest Answer : I think the birth weeks of the other 6 guys must be different from those of the 3 guys. Therefore the answer should be....(9*8*7/3*2*1)*53*(52^6/53^9) ... A vehicle is to reach a certain place in 1 hr at 90 kmph. However it slows down on the way and reaches the destination at an average speed of 72 kmph. How much late is thevehicle? 15 mins.
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