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The cost of 3 math journals and 6 science journals is $66 and the cost of 4 math journals and 1 science journal is $32. Find the cost of a math journal and a science journal graphically. => $ 7 1 3 , $6.4 or $6, $8 or $21, $45 or $17, $49 ..

Represent the following data in a matrix. Library - A: Books 3068, Journals 14, CDs 225 Library - B: Books 3082, Journals 45, CDs 798 => Library A Library B Books Journals Cds ( 3082 3068 14 45 225 798 ) or Library A Library B Books Journals Cds ( 3068 3082 1..

A bank issues 10-digit account numbers to its customers. Each number is an even number, which starts with 9. Repetition of digits is not allowed. How many such numbers are possible? => 201,600 or 161,280 or 40,320 or 403,200..

It is a condition where some sort of a barrier is formed between the stigma and the stamens of the same flower. The barrier may be in the form of a hood covering the stigma or anthers, and stigma may lie at some distance from the anther or the stigma might become sticky and receptive only on the l..

This vitamin is named as tocopherol. Nearly about 8 tocopherols are identified - a , b , g etc. Among these -tocopherol is most active. Vitamin E is stored in adipose tissue, liver and muscle. It acts as a scavenger and is essential for membrane structure, cellular respiration and st..

It is called tocopherol and is fat soluble. Its function in humans is unknown. However, in rats it affects muscles and the reproductive system and prevents breakdown of red blood cells. Deficiency can cause anaemia. The sources are cereal germ oils (wheat germ oil, corn germ oil), liver, green lea..

Emmigration is the permanent movement/departure of individuals of same species out of the local population due to several reasons such as lack of food, scarcity of space (over crowding), etc. Emmigration decreases the size of local population, but the species spread to new areas. If more individua..

Ethene undergoes addition polymerisation with itself at 200 o C and 2000 atmospheres of pressure to form polythene..

Certain hygroscopic substances, not only absorb moisture from the air, but they themselves dissolve in that moisture, undergoing a change of state. Such substances are called deliquescent substances. The process is called deliquescence. some Deliquescent substances Anhydrous calcium c..

The number of books issued in a library for 11 days are 32, 24, 32, 12, 16, 18, 36, 38, 29, 33 and 35. How many stems are there in the data? => 4 or 2 or 5 or 3..