what is diff b//w the singly reinforced beam,doubly reinforced beam?
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The cost of four dozen proof machine ribbons and five dozen accouting machine ribbons was Rs.160/-. If one dozen accounting machine ribbons cost Rs.20/-, what is the cost of a dozen proof machine ribbons?
There are 19 horses in a stable. All but eight died. How many will be left in the stable?
perimeter of rectangle is s and the other side is x, then the other side
In a journey of 15 miles two third distance was travelled with 40 mph and remaining with 60 mph.How much time the journey takes...
Find the least value of 3x + 4y if x2y3 = 6.
How would you write this as an equation ? (Algebra problem ) how would you write: Twice a number is one more than the square of that number? and Two more than a the square of a positive number is thirty- eight. plzz answer asap .
A husband and wife has a combined age of 91.the husband is now twice as old as his wife was when he was as old as she is now. How old are they? A 60,31 B 71,20 C 52,39 D 56,32
A person walking 5/6 of his usual rate is 40 minutes late. What is his usual time?
Albert and Fernandes have two leg swimming race. Both start from opposite ends of the pool. On the first leg, the boys pass each other at 18 m from the deep end of the pool. During the second leg they pass at 10 m from the shallow end of the pool. Both go at constant speed but one of them is faster. Each boy rests for 4 seconds at the end of the first leg. What is the length of the pool?
(3x/(x+6))-(x/(x+5))=2 then find the value of x?
How many such pairs of digits are there in the number 53146827 each of which has as many digits between them in the number as when the digits are arranged in ascending order within the number?
A Farmer owns a square land of 15 m each side with a pole in one of the corners to which he tied his cow with a rope whose length is about 10 m. What is the area available for the cow to graze. (Assume pi = 3)