If x is a rational number and y is an irrational number then
ABoth x + y and xy are necessarily irrational.
BBoth x + y and xy are necessarily rational.
Cxy is necessarily irrational, but x + y can be either rational or irrational
Dx + y is necessarily irrational, but xy can be either rational or irrational.
4 cups of sugar of the same weight weighs 920 g. 1 glass of sugar weighs 300 g. How much heavier is 1 glass of sugar than 1 cup of sugar?
A 230 g
B 530 g
C 620 g
D 70 g
Which of the following figures (not drawn to scale) has the least perimeter?
why 36x2 , it should be 36x1
Match the columns.
|Column I||Column II|
|(A)||MCMXCIX - MDXLIX||(i)||MMMDCXIV|
|(B)||MMXLV + MDLXIX||(ii)||CCCIX|
|(C)||MCMLVIII - MCDXCIX||(iii)||CDLIX|
|(D)||MDXXXIX - MCCXXX||(iv)||CDL|
1456 tickets of a magic show were sold on Monday. 2043 more tickets were sold on Tuesday than the number of tickets sold on Monday. 3946 more tickets were sold on Wednesday than the number of tickets sold on Tuesday. How many tickets were sold
on Monday and Wednesday altogether?