# Recently Active Class Vii X Mathematics Questions

• Math teacher gave this mathematical expression!!!How i must it solve(x=????????)Help me please!!! x5=(133x-78)/(133x-78 x) ...
• PN, PM, and AB are tangents to the circle as shown. If PM = 11 in., then find the perimeter of Î”PAB. *Image* 32 in. 27 in. 26 in. 22 in. ...
replied2014-08-09 04:04:20
• when an article is sold for Rs.X ,loss percentage is equal to L%. however,when same article is sold for Rs. Y ,profit percentage is equal to P%. what is CP of that article? ...
• The common factors of the terms 6ab2, 4b3, and 2a2b2 are 4, a, b 2, a, b2 3, a, b2 2, b, b Your Answer d Correct Answer b if there is no 'a' in the 2nd term then how can the answer be 2,a,b2? ...
• The value of ã€–(2-a)ã€—3+ ã€–(2-b)ã€—3+ ã€–(2-c)ã€—3- 3(2-a)(2-b)(2-c) when a + b + c = 6, is: 3 -3 2 0 ...
replied2014-07-14 07:39:30
• ax = by= cz b2 = ac Then express y in the terms of x and z. OPTIONS A) 2xz/x + z B) xz/2(x - z) C) xz/2(z - x) D) 2xz/x - z E) 2xz/z - x F) xz/2(x + z) I tried it many times but could not solve it. Can anybody please help me? ...
replied2014-07-12 19:44:28
• Try to find the sum S=1+2+3..........+100 by this trick below S = 1 + 2 + 3 + 4 + ........... 100 S =100+ 99 + 98 + 97 + ........... 1 Add both and see what happens Note: This is only for class IX - X guys.. Not for every one ...
replied2014-06-24 09:24:30
• Factorize the following expressions: 1. a/b + b/c + c/a + a/c + b/a + c/b +3 2. (a2 - b2)(c2 - d2) - 4abcd ...
replied2014-06-19 07:51:21
• What is the value of M and N respectively if M39048458N is divisible by 8 and 11,where M and N are single digit integers? how to solve it? ...
replied2014-06-13 22:42:45
• The angle of elevation of the sun, when the shadow of the pole is 3 times the height of the pole, is? ...
replied2014-06-05 22:17:53
• What is the value of tan1tan2tan3...........tan89? ...
replied2014-05-26 00:27:01
replied2014-05-21 04:31:15
• the amount of water contained in a sphere o9f radius 3cm is pour into a cube of 5cm . the height up to which water will rise i the cube is.... a)2 cm b)3Ï€/4 cm c)0.5Ï€ cm d)1.44Ï€ cm pllzzz the workout as well.. thanku... ...
replied2014-05-18 23:45:02
• The area of a square of side (2x âˆ’ ay + 3) is A(x) + a2y2 + 2y (2x + 3), where A(x) is a polynomial in the variable x. What is the value of the constant a? Plz tell how to obtain the answer ...
replied2014-05-14 10:51:25
• Given the mean (30), the mode (35). What is the median? 30 31.67 40 55.7 ...
replied2014-05-13 23:11:12
• Find area of given figure ...
replied2014-05-11 01:57:30
• The no. obtained on reversing the digits is 594 less than the original no.the no. is....we have to solve it by using A.P;how??? ...
replied2014-05-11 01:48:28
• Express the following numbers: a)0.23232323 b)0.444444 c)0.2373737373 in the form m/n. How will I do it? ...
replied2014-05-11 01:36:47
• If n is a natural number,n^2 x 6n is always divisible by a)6 only b)12 only c)6 & 12 both d)18 only How will I solve this problem? ...
replied2014-05-11 01:34:32
• 18) *Image* Find angle PRQ a) 45Â° b) 135Â° c) 70Â° d) 35Â° Your Answer a Correct Answer b Should be 65Â°, eh? ...
replied2014-05-11 01:25:12
• If x4 + 1/x4 = 322, find x3 - 1/x3 = 64 76 96 84 ...
replied2014-05-01 09:59:59
• Given that a, b, and c are all positive, and that ab = 21, ac = 18, and bc = 42, ï¬nd a + b + c. ...
replied2014-05-01 09:40:23
• 9)Which of the following nos. is between 0.1123476 and 0.1123571? a.0.112523 b.0.1123473 c.0.1123473 d.Both a and b Correct Answer c Your Score -1 How can this be possible? Please verify the option. ...
• 9)Which of the following nos. is between 0.1123476 and 0.1123571? a.0.112523 b.0.1123473 c.0.1123473 d.Both a and b Correct Answer c Your Score -1 How can this be possible? Please verify the option. ...