Question
Find a positive number which when increased by 26 is
equal to 120 times the reciprocal of the number?Solution
let the number be x x + 26 = 120 ×1/x x + 26 = 120/x x² + 26x = 120 x² + 26x - 120 = 0 x² - 4x + 30x - 120 = 0 x (x-4) + 30(x-4) (x+30) (x-4) = 0 x = 4, -30 (as positive integer)
Complete the following series.
e25, j100, o225_______
Read the given statements and conclusions carefully. Assuming that the information given in the statements is true, even if it appears to be at variance...
Find the missing term in the following numbers series
6, 12, 18, 36, 54, 108, ____?
Change the question mark with the option that follows the applied logic in the first pair.
Charger: Charge :: Printer: ??
Select the option in which the numbers are related in the same way as are the numbers in the given sets.
(NOTE: Operations should be performed on...
Which two numbers (not digits) should be interchanged to make the given equation correct?
48 ÷ 3 + 12 × 4 – 6 × 7 + 21 = 27Â
Seven boxes A, B, C, D, E, F and G are kept one over the other, but not necessarily in the same order. There are exactly 3 boxes between A and C. Box E ...
If BANKER is coded as CAMKFR, then how would INDIAN be coded?
How many numbers are there between 99 and 1000 such that the digit 8 occupies the units place?Â
Select the cube which cannot be formed on folding the given sheet.
