Iodine is used to test the presence of ___________ in food.
Iodine is used to test the presence of starch in food. When iodine solution is added to a sample containing starch, it turns a blue-black color, indicating the presence of starch.
Find the smallest multiple of 10 that, when divided by 4, 6, and 9, leaves a remainder of 4 in each case.
Three plots having an area of 210, 245 and 315 square meters respectively are to be sub-divided into equalised square flower beds. If the breadth of a b...
The H.C.F of two numbers is 8 and their L.C.M is 136. If one of the numbers is 64, find the other?
A, B and C start running around a circular track and complete one round in 10, 15 and 25 seconds respectively. In how many seconds will the three meet a...
The greatest number of four digits which when divided by 5, 7, 9 leave remainders 3, 5, 7 respectively is:
If Ashish has 3 types of pens in a ratio 4 : 6 : 5 such that their LCM is 360, then find the sum of the highest and lowest number of pens that he has?
Sum of the two numbers is 42. LCM and HCF of that two number is 72 and 6 respectively. Find the sum of reciprocals of the numbers?
The sum of two numbers is 126 and their HCF is 14. Total number of such pairs of numbers is?
