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(7. 5xx7. 5+37. 5+2. 5xx2. 5) is equal t...

`(7. 5xx7. 5+37. 5+2. 5xx2. 5)` is equal to (a) 30 (b) 60 (c) 80 (d) 100

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RS AGGARWAL-DECIMAL AND FRACTIONS-All Questions
  1. Simplify: (5. 32xx56+5. 32xx44)/((7. 66)^2-(2. 34)^2) (a) 7.2 (b) ...

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  2. ((0. 6)^4-(0. 5)^4)/((0. 6)^2+(0. 5)^2) is equal to (a) 0.1 (b) 0.1...

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  3. (7. 5xx7. 5+37. 5+2. 5xx2. 5) is equal to (a) 30 (b) 60 (c) 80 (d) 100

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  4. The simplification of (0. 2xx0. 2+0. 02xx0. 02-0. 4xx0. 02)/(0. 36)...

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  5. (99. 75)^2-2250. 0625=? (a) 6545.625 (b) 7700 (c) 8875 (d) 9900.62...

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  6. (55. 25)^2-637. 5625=? (a) 25.25 (b) 625 (c) 1375 (d) 2415 (e) Non...

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  7. (3. 25xx3. 20-3. 20xx3. 05)/(0. 064) is equal to (a) 1 (b) 1/2 (c) 1/(...

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  8. The value of (. 98)^3+(. 02)^3+3xx. 98xx. 02-1 is (a) 0 (b) 1 (c) 1...

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  9. The expression (11. 98xx11. 98+11. 98xxx+0. 02xx0. 02) will be a ...

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  10. The value of ((2. 697-0. 498)^2+(2. 697+0. 498)^2)/(2. 697xx2. 697+...

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  11. The value of ((0. 137+0. 098)^2-(0. 137-0. 098)^2)/(0. 137xx0. 098)...

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  12. The value of ((0. 051xx0. 051xx0. 051+0. 041xx0. 041xx0. 041)/(0. 0...

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  13. The value of (5. 71xx5. 71xx5. 71-2. 79xx2. 79xx2. 79)/(5. 71xx5. 7...

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  14. The value of ((0. 943xx0. 943-0. 943xx0. 057+0. 057xx0. 057)/(0. 94...

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  15. The value of ((0. 125+0. 027)/(0. 5xx0. 5+0. 09-0. 15)) is (a) 0...

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  16. ((10. 3xx10. 3xx10. 3+1)/(10. 3xx10. 3-10. 3+1)) is equal to: (a) ...

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  17. [(8(3. 75)^3+1)/((7. 5)^2-6. 5)] is equal to: 9/5 (b) 2. 75 (c) ...

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  18. The value of ((0. 1xx0. 1xx0. 1+0. 02xx0. 02xx0. 02)/(0. 2xx0. 2xx0...

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  19. ((0. 013)^3+0. 000000343)/((0. 013)^2-0. 000091+0. 000049)=? (a) 0...

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  20. The value of ((2. 3)^3-. 027)/((2. 3)^2+. 69+. 09) is (a) 0 (b) 1.6...

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