The oxidation states of the most electronegative element in the products of the reaction between&nbsp;<math xmlns="http://www.w3.org/1998/Math/MathML"><msub><mrow><mi>B</mi><mi>a</mi><mi>O</mi></mrow><mn>2</mn></msub></math>&nbsp;and dilute&nbsp;<math xmlns="http://www.w3.org/1998/Math/MathML"><msub><mi>H</mi><mn>2</mn></msub><msub><mrow><mi>S</mi><mi>O</mi></mrow><mn>4</mn></msub></math>&nbsp;are

How much simple interest is earned on Rs.300 deposited for 20 months in a saving account, paying 15% simple interest annually?<math><mrow>&nbsp;</mrow></math><math><mrow><mrow><mo>(</mo><mrow><mi>S</mi><mi>i</mi><mi>m</mi><mi>p</mi><mi>l</mi><mi>e</mi><mtext> </mtext><mtext>interest</mtext><mo>=</mo><mfrac><mrow><mi>P</mi><mi>r</mi><mi>i</mi><mi>n</mi><mi>c</mi><mi>i</mi><mi>p</mi><mi>l</mi><mi>e</mi><mo>×</mo><mi>R</mi><mi>a</mi><mi>t</mi><mi>e</mi><mo>×</mo><mi>T</mi><mi>i</mi><mi>m</mi><mi>e</mi></mrow><mrow><mn>100</mn></mrow></mfrac></mrow><mo>)</mo></mrow></mrow></math>

When the initial investment is Rs. 2000 and the interest rate is 2 percent annually, what is the simple interest after two years?

When the initial investment is Rs. 6000 and the interest rate is 6 percent annually, what is the simple interest after six years?

200 rupees were lent by Jenny to her friend Raj at a rate of 5% per annum. Six months later, Raj returned the amount with interest. The total amount paid by Raj is ______.

A woman borrowed Rs 7000 from a bank at a 7% annual interest rate. What is the amount she must pay after three and a half years?

The oxidation states of the most electronegative element in the products of the reaction between ${B a O}_{2}$ and dilute $H_{2} {S O}_{4}$ are

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The oxidation states of the most electronegative element in the products of the reaction between BaO2 and dilute H2SO4 are

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The oxidation states of the most electronegative element in the products of the reaction between ${B a O}_{2}$ and dilute $H_{2} {S O}_{4}$ are