Maths
Is the pair of equations x + 2y – 3 = 0 and 6y + 3x – 9 = 0 consistent? Justify your answer
22
Nov
Is the pair of equations x + 2y – 3 = 0 and 6y + 3x – 9 = 0 consistent? Justify your answer Is the pair of equations x + 2y – 3 = 0 and 6y + 3x – 9 = 0 consistent? Justify your answer November 22, 2020 Category: Chapter 3 - [...]
Do the equations 4x+3y-1=5 and 12x+9y=15 represent a pair of coincident lines. Justify your answer.
22
Nov
Do the equations 4x+3y-1=5 and 12x+9y=15 represent a pair of coincident lines. Justify your answer. Do the equations 4x+3y-1=5 and 12x+9y=15 represent a pair of coincident lines. Justify your answer. November 22, 2020 Category: Chapter 3 - Pair of Linear Equations in Two Variables , Maths , NCERT Class 10 ,
Is it true to say that the pair of equations? -x+2y+2=0 and 1/2x-1/4y-1=0. Has a unique solution? Justify your answer.
22
Nov
Is it true to say that the pair of equations? -x+2y+2=0 and 1/2x-1/4y-1=0. Has a unique solution? Justify your answer. Is it true to say that the pair of equations? -x+2y+2=0 and 1/2x-1/4y-1=0. Has a unique solution? Justify your answer. November 22, 2020 Category: Chapter 3 - Pair of Linear Equations in Two Variables , [...]
The sum of the digits of a two-digit number is 9. If 27 is added to it, the digits of the number get reversed. The number is
22
Nov
The sum of the digits of a two-digit number is 9. If 27 is added to it, the digits of the number get reversed. The number is the digits of the number get reversed. The number is The sum of the digits of a two-digit number is 9. If 27 is added to it November [...]
The pair of equations 5x−15y=8 and 3x−9y= 5/24 has
22
Nov
The pair of equations 5x−15y=8 and 3x−9y= 5/24 has The pair of equations 5x−15y=8 and 3x−9y= 5/24 has November 22, 2020 Category: Chapter 3 - Pair of Linear Equations in Two Variables , Maths , NCERT Class 10 ,
Vijay had some bananas, and he divided them into two lots A and B. He sold the first lot at the rate of ₹ 2 for 3 bananas and the second lot at the rate of ₹ 1 per banana, and got a total of ₹ 400. If he had sold the first lot at the rate of ₹1 per banana and the second lot at the rate of ₹ 4 for 5 bananas, his total collection would have been ₹ 460. Find the total number of bananas he had.
22
Nov
Vijay had some bananas, and he divided them into two lots A and B. He sold the first lot at the rate of ₹ 2 for 3 bananas and the second lot at the rate of ₹ 1 per banana, and got a total of ₹ 400. If he had sold the first lot at [...]
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and got a total of ₹ 400. If he had sold the first lot at the rate of ₹1 per banana and the second lot at the rate of ₹ 4 for 5 bananas ,
and he divided them into two lots A and B. He sold the first lot at the rate of ₹ 2 for 3 bananas and the second lot at the rate of ₹ 1 per banana ,
his total collection would have been ₹ 460. Find the total number of bananas he had. ,
Vijay had some bananas ,
Susan invested certain amount of money in two schemes A and B, which offer interest at the rate of 8% per annum and 9% per annum, respectively. She received ₹1860 as annual interest. However, had she interchanged the amount of investments in the two schemes, she would have received ₹20 more as annual interest. How much money did she invest in each scheme?
22
Nov
Susan invested certain amount of money in two schemes A and B, which offer interest at the rate of 8% per annum and 9% per annum, respectively. She received ₹1860 as annual interest. However, had she interchanged the amount of investments in the two schemes, she would have received ₹20 more as annual interest. How [...]
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had she interchanged the amount of investments in the two schemes ,
respectively. She received ₹1860 as annual interest. However ,
she would have received ₹20 more as annual interest. How much money did she invest in each scheme? ,
Susan invested certain amount of money in two schemes A and B ,
which offer interest at the rate of 8% per annum and 9% per annum ,
A shopkeeper sells a saree at 8% profit and a sweater at 10% discount, thereby, getting a sum ₹1008. If she had sold the saree at 10% profit and the sweater at 8% discount, she would have got ₹1028. Find the cost price of the saree and the list price (price before discount) of the sweater.
22
Nov
A shopkeeper sells a saree at 8% profit and a sweater at 10% discount, thereby, getting a sum ₹1008. If she had sold the saree at 10% profit and the sweater at 8% discount, she would have got ₹1028. Find the cost price of the saree and the list price (price before discount) of the [...]
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A shopkeeper sells a saree at 8% profit and a sweater at 10% discount ,
getting a sum ₹1008. If she had sold the saree at 10% profit and the sweater at 8% discount ,
she would have got ₹1028. Find the cost price of the saree and the list price (price before discount) of the sweater. ,
thereby ,
A railway half ticket costs half the full fare, but the reservation charges are the same on a half ticket as on a full ticket. One reserved first class ticket from the stations. A to B costs ₹2530. Also, one reserved first class ticket and one reserved first class half ticket from A to B costs ₹3810. Find the full first class fare from station A to B and also the reservation charges for a ticket.
22
Nov
A railway half ticket costs half the full fare, but the reservation charges are the same on a half ticket as on a full ticket. One reserved first class ticket from the stations. A to B costs ₹2530. Also, one reserved first class ticket and one reserved first class half ticket from A to B [...]
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A railway half ticket costs half the full fare ,
but the reservation charges are the same on a half ticket as on a full ticket. One reserved first class ticket from the stations. A to B costs ₹2530. Also ,
one reserved first class ticket and one reserved first class half ticket from A to B costs ₹3810. Find the full first class fare from station A to B and also the reservation charges for a ticket. ,
A two-digit number is obtained by either multiplying the sum of the digits by 8 and then subtracting 5 or by multiplying the difference of the digits by 16 and then adding 3. Find the number.
22
Nov
A two-digit number is obtained by either multiplying the sum of the digits by 8 and then subtracting 5 or by multiplying the difference of the digits by 16 and then adding 3. Find the number. A two-digit number is obtained by either multiplying the sum of the digits by 8 and then subtracting 5 [...]