What is the time required to punch 1500 cards of 50 column
each at the rate of 10,000 punches per hour?

Answer Posted / shila

1500 Cards
50 Columns
=>1500*50=75,000

10,000punches=1hour
thus
75,000/10,000=7.5
Thus

7 and a half hours ie 7 hrs 30 min

Is This Answer Correct ?    16 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

Asmita invests an amount of Rs. 9535 at the rate of 4 per cent per annum to obtain a total amount of Rs. 11442 on simple interest after a certain period. For how many years did she invest the amount to obtain the total sum?

1064


What is the selling price of can cost selling price of .. cost .. is Rs 60 ,10% profit over selling price ?

734


When time is 1:50, what is the angle between the two hands of a clock?

687


in how many ways can a lock be opened if that lock has three digit number lock if the last digit is 9 and sum of the first two digits is less than or equal to the last digit. numbers are from 0-9

826


A family has several children. Each boy in this family has as many sisters as brothers but each girl has twice as many brothers as sisters. How many brothers and sisters are there?

806






3 angles or 3 sides r given. Which will form a triangle?

639


A rectangular tank can hold m litres of milk. Find how many litres of milk can a tank hold when all its dimensions are doubled?

661


the program requires 4000(n)1/2 [ie square root of n].if size of program was increased by 1% then calculate the percentage change in size of program.

876


One fast typist type some matter in 2hr and another slow typist type the same matter in 3hr. If both do combinedly in how much time they will finish.

783


If a bank clerk can process 80 drafts in half an hour, how many drafts can she process in seven and half hour day?

692


There are 5 boxes in a cargo. The weight of the 1st box is 200 KG, the weight of the 2nd box is 20% higher than the third box, whose weight is 25% higher than the 1st box weight. The 4th box which weighs 350 KG is 30% lighter than the 5th box. Find the difference in average weight of the 4 heaviest boxes and the four lightest boxes.

739


a hollow space on earth surface is to be fille((d) total cost of filling is rs 20000. The cost of filling per mt3 is rs 225 .how many times a size of 3 mt3 soil is required to fill the hollow space?

680


If a car starts from A towards B with some velocity due to some problem in the engine after travelling 30km.If the car goes with 4/5 th of its actual velocity the car reaches B 45min later to the actual time. If the car engine fails after travelling 45km, the car reaches the destination B 36min late to the actual time , what is the initial velocity of car and what is the distance between A and B in km

724


What is the angle of degree suspended when two hands of clock showing the time 2.30.

857


Subbu starts from a point O at 10.00 am , overtakes Ajay, who is moving in the same direction, at 11.00 a.m. and Bhuvan moving in the opposite direction at 12.00 (noon). If the speed of Bhuvan is one fourth the speed of Subbu, at what time will Ajay and Bhuvan cross each other.

1233