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TN 7th Tamil பருவம் -1 இயல் 1 - அமுதத்தமிழ் - ஒன்றல்ல இரண்டல்ல Important Questions And Answers Study Material - QB365 Set A
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Published on: 13/05/2022
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Questions + Answers key
Take MCQ Maths Test1.
In each of the following grid, find the number of coloured squares and express it as a fraction, decimal and percentage.
2.
In what time will Rs.17800 amount to Rs.19936 at 6% per annum?
3.
Roja earned Rs.18,000 per month. She utilized her salary in the ratio 2 : 1 : 3 for education, savings and other expenses respectively. Express her usage of income in percentage.
4.
Karun bought a pair of shoes at a sale of 25%. If the amount he paid was Rs 1000, then find the marked price.
5.
Convert each of the following decimal as percentage
(i) 0.282
1.
The number of coloured squares = 15
Fraction = \(\cfrac { 15 }{ 30 } \)
2.
Amount A - Rs.19936
Principal P = Rs.17800
Simple Interest = Rs. 2136
Let Time be n years.
Rate of interest r = 6%
Simple interest I = \(\cfrac { Pnr }{ 100 }\)
In 2 years the principal Rs.17 ,800 will amount to Rs.19,936
3.
Monthly salary of Roja = Rs. 18,000
Expenses ratio = 2: 1 : 3
Total ratio = 2 + 1 + 3 = 6
4.
Let the marked price = Rs. 100
Discount = 25%
The marked price = \(\cfrac { 100 }{ 75 } \times 1000 =\cfrac { 4000 }{ 3 } \) = Rs.1333.3 = Rs.1334
The marked price = Rs.1334
5.
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Tamilnadu Stateboard 7th Standard Subjects
Tamilnadu Stateboard Standards
