Question
Find the digit which will come at the unit place after
solving the following expression (769 × 394 × 942)Solution
Unit digit of 769 = 7(4 x 17 + 1) = 1 × 7 = 1 × 7 = 7 Unit digit of 394 = 3(4 x 23 + 2) = 1 × 32 = 1 × 9 = 9 Unit digit of 942 = 9(4 x 10 + 2) = 1 × 92 = 1 × 81 = 1 × 1 = 1 Unit digit of (7 × 3 × 9) = 7 × 9 × 1 = 63 or unit digit = 3
A cone has a base radius of 6 cm and a height of 8 cm. Find its volume and slant height (use π = 3.14).
120Â Â 124Â Â 151Â Â 167Â Â Â 292Â Â Â ?
Factor the polynomial: x³ - 6x² + 11x - 6.
What is the function of the "IF" function in Excel?
The simplified value of (452 x 452 x 452 – 356 x 356 x 356)/(452 x 356 + 452 x 452 + 356 x 356) is:
A bag contains 8 black and 10 white balls. One ball is drawn at random. What is the probability that the ball drawn is white?
In the figure, ABCD is a cyclic quadrilateral with O as center of the circle If ∠BOC = 136°, find ∠OBC.
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