A lady deposits money in her savings bank in such a way that every next day her deposit amount is ₹ 12 more than her previous day deposit. If she starts her deposit with ₹ 12 on the first day, the total amount deposited by Liza at the end of 30 days will be : [#1119]
Q1. A lady deposits money in her savings bank in such a way that every next day her deposit amount is ₹ 12 more than her previous day deposit. If she starts her deposit with ₹ 12 on the first day, the total amount deposited by Liza at the end of 30 days will be : Q1. A lady deposits money in her savings bank in such a way that every next day her deposit amount is ₹ 12 more than her previous day deposit. If she starts her deposit with ₹ 12 on the first day, the total amount deposited by Liza at the end of 30 days will be :
(A) 5,420 (A) 5,420
(B) 5,580 (B) 5,580
(C) 5,620 (C) 5,620
(D) 5,780 (D) 5,780
Answer: (B) 5,580 Answer: (B) 5,580
The formula for the sum of the first n terms of an arithmetic progression is
= 15*(12+360)
= 15 * 372
= 5580The formula for the sum of the first n terms of an arithmetic progression is
= 15*(12+360)
= 15 * 372
= 5580
Q2. A number is as much greater than 22 as is less than 72. Then the number is Q2. A number is as much greater than 22 as is less than 72. Then the number is
Q4. When three times of a given number is subtracted from the square of the number, the result is the number itself. The number is Q4. When three times of a given number is subtracted from the square of the number, the result is the number itself. The number is
Q6. The sum of 5 consecutive odd numbers is found to be 95. The largest of the numbers is Q6. The sum of 5 consecutive odd numbers is found to be 95. The largest of the numbers is
Q7. When the numerator of a fraction is multiplied by 4 and the denominator by 9, the fraction reverses. The fraction is Q7. When the numerator of a fraction is multiplied by 4 and the denominator by 9, the fraction reverses. The fraction is
Q9. What is the value of x in the equation 2x + 5 = 11? Q9. What is the value of x in the equation 2x + 5 = 11?
(A) 2 (A) 2
(B) 3 (B) 3
(C) 4 (C) 4
(D) 5 (D) 5
Answer: (B) 3 Answer: (B) 3
To solve for x, subtract 5 from both sides of the equation, resulting in 2x = 6. Then, divide both sides by 2, giving x = 3.To solve for x, subtract 5 from both sides of the equation, resulting in 2x = 6. Then, divide both sides by 2, giving x = 3.
Q10. What is the term for a number that can be divided by 2? Q10. What is the term for a number that can be divided by 2?
(A) Prime number (A) Prime number
(B) Odd number (B) Odd number
(C) Even number (C) Even number
(D) Fraction (D) Fraction
Answer: (C) Even number Answer: (C) Even number
An even number is a whole number that is divisible by 2, such as 4, 6, or 8.An even number is a whole number that is divisible by 2, such as 4, 6, or 8.
