The height of a cupboard is thrice the height of bookshelf. If the height of the cupboard is 2 m 43 cm, find the height of the bookshelf.
A 0.81 m
B 8.1 m
C 81 m
D 0.81 cm
Which of the following statements are true?
(i) The subtraction of an integer is the same as the addition of its additive inverse.
(ii) One more than the given number gives the predecessor.
(iii) When two negative numbers are added, we get a negative number.
A Only (i)
B Both (i) and (iii)
C Both (ii) and (iii)
D Only (iii)
option i is incorrect not meaningful. Seems to be print mistake. Please correct.
4838 people took part in a marathon. 425 people gave up after the first hour. One third of the remaining people gave up after the second hour. The rest completed the marathon. How many people completed the marathon?
State 'T' for true and 'F' for false.
(i) Number 0 has both rotational and line of symmetry.
(ii) A regular polygon of n sides has 2n lines of symmetry.
(iii) A square has four lines of symmetry and rotational symmetry of order 2.
(iv) A circle has finite number of lines of symmetry.