question_answer2) If 15x =27 +6x, find x.
View Answer play_arrowquestion_answer3) If 50:11:: x:66, find x.
View Answer play_arrowquestion_answer5) What is the degree of the expression\[3-2{{x}^{2}}+x\].
View Answer play_arrowquestion_answer6) How many lines of symmetry are there in an isosceles triangle?
View Answer play_arrowEvaluate the following: |
(a) \[2\times 5\times 1.2\] |
(b) \[2-\frac{1}{2}\]of 4. |
question_answer12) Find the value of \[\frac{{{3}^{7}}}{{{3}^{4}}\times {{3}^{3}}}\times 9\].
View Answer play_arrowFind the quotient in each of the following: |
(a) \[\left( -1728 \right)\div 12\] |
(b) \[\left( -15625 \right)\div \left( -125 \right)\] |
(c) \[3000\div \left( -100 \right)\] |
question_answer15) Solve for x: \[\frac{2x-1}{3}-\frac{6x-2}{5}=\frac{1}{3}\]
View Answer play_arrowquestion_answer18) Find five rational numbers between \[\frac{-5}{7}\] and\[\frac{-3}{8}\]?
View Answer play_arrowExpress: |
(a) 729 as a power of 3 |
(b) 128 as a power of 2 |
(c) 343 as a power of 7. |
What letters of the English alphabet have reflection symmetry (i.e., symmetry related to mirror reflection) about it. |
(a) A vertical mirror. |
(b) A horizontal mirror. |
(c) Both horizontal and vertical mirrors. |
The weights (in Kg) of 15 students of a class are: |
38, 42, 35, 37, 45, 50, 32, 43, 43, 40, 36, 38, 43, 38, 47 |
(a) Find the mode and median of this data. |
(b) Is there more than one mode? |
question_answer26) If\[\frac{2x-3}{5}+\frac{x+3}{4}=\frac{4x+1}{7}\], find the value of x.
View Answer play_arrowIn figure, DE = IH, EG = FI and \[\angle \]E = \[\angle \]I. Is\[\Delta DEF\cong \Delta HIG\]? |
If yes, by which congruence criterion? |
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