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(a) Anup, Azhar and Anthony have 105 marbles altogether. Anup has 40 marbles if their shares are in A.P., find the number of marbles with the other two boys.(b) The angles of a quadrilateral are in A.P. If the smalles angle is 15°, find the angles of the quadrilateral.(c) Veershree climbed 23 steps of Golgumbaz in the first minute. After that she climbed two steps less than what she had climbed in the previous minute. If she reached the whispering gallery of Glogumbaz after 7 minutes. How many steps did she climp to reach the whispering gallery?(d) Find the three numbers in A.P. whose sums and products are respectively.(i) 6 and 6 (ii) 15 and 80 (iii) 15 and 105. |
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Answer» (a) Anup, Azhar and Anthony have 105 marbles altogether. Anup has 40 marbles if their shares are in A.P., find the number of marbles with the other two boys. (b) The angles of a quadrilateral are in A.P. If the smalles angle is 15°, find the angles of the quadrilateral. (c) Veershree climbed 23 steps of Golgumbaz in the first minute. After that she climbed two steps less than what she had climbed in the previous minute. If she reached the whispering gallery of Glogumbaz after 7 minutes. How many steps did she climp to reach the whispering gallery? (d) Find the three numbers in A.P. whose sums and products are respectively. (i) 6 and 6 (ii) 15 and 80 (iii) 15 and 105. |
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