Dear Readers,
As SSC CHSL | GD notification is out and candidates have started their preparation for this exam. Mahendras also has started special quizzes for this examination. This series of quizzes are based on the latest pattern of the SSC CHSL| GD examination. Regular practice of the questions included in the quizzes will boost up your preparations and it will be very helpful in scoring good marks in the examination.
BD और CE, Δ ABC की माध्यिकाएँ हैं, जिनका कोण A समकोण है। यदि CE = 5√13 सेमी, BC = 10 सेमी, तो BD की लंबाई है:
a) 3√5 cm
b) 3√7 cm
c) √13 cm
d) 5/2√7 cm
A एक निश्चित कार्य को 30 दिनों में पूरा कर सकता है। उसने काम शुरू किया। 4 दिनों के बाद, B उसके साथ जुड़ गया और शुरू से 10 दिनों में पूरा काम पूरा हो गया। B अकेले समान कार्य का एक तिहाई भाग कितने दिनों में पूरा कर सकता है:
a) 6 days
b) 3 days
c) 2 days
d) 4 days
Δ ABC में, ∠A = 90°, AB = 20 सेमी और BC = 29 सेमी। (sinB – cotC) का मान क्या है?
1-BD and CE are the medians of Δ ABC, right angled at A. If CE = 5√13 cm, BC = 10 cm, then the length of BD is:
b) 3√7 cm
c) √13 cm
d) 5/2√7 cm
2-A can complete a certain work in 30 days. He started the work. After 4 days, B joined him and the whole work was completed in 10 days from the beginning. B alone can complete one-third of the same work in:
b) 3 days
c) 2 days
d) 4 days
3-In Δ ABC, ∠A = 90°, AB = 20 cm and BC = 29 cm. What is the value of (sinB – cotC)?
a) −9/29
b) 9/29
c) −189/580
d) 189/580
4-When (2^24– 1) is divided by 7, the remainder is:
a) 4
b) 2
c) 0
d) 1
5-The perimeters of two similar triangles ABC and PQR are 156 cm and 46.8 cm, respectively. If BC = 19.5 cm and QR = x cm, then the value of x is:
a) 5.85 cm
b) 4.29 cm
c) 3.76 cm
d) 6.75 cm
b) 4.29 cm
c) 3.76 cm
d) 6.75 cm
6-If a + b + c = 7 and a^3 + b^3 + c^3 – 3abc = 301, then ab + bc + ca = ?
a) 2
b) –2
c) –4
d) 3
7-By selling 3 dozen oranges for Rs. 405, a trader loses 25%. How many oranges should he sell for Rs. 288 if he needs to earn a profit of 20% in the transaction?
a) 16
b) 15
c) 18
d) 12
8-What is the cost (in Rs.) of levelling a triangular park with sides 60 m, 112 m and 164 m at the rate of Rs. 10.50 per ?
a) 21,000
b) 21,168
c) 20,160
d) 21,063
9-hords AB and CD of a circle intersect externally at P. If CD = 11.6 cm, PD = 6.4 cm and PB = 7.2 cm, then AB (in cm) is equal to:
b) 16
c) 12
d) 4.8
10-If the difference between the compound interest compounded annually and the simple interest on a certain sum of money for three years at 10% per annum is Rs. 279, then the sum (in Rs.) is:
b) 10,000
c) 8,000
d) 7,500
Answer Key:-
1-Sol-(D)
2-Sol-(B)
3-Sol-(C)
4-Sol-(C)
5-Sol-(A)
6-Sol-(A)
7-Sol-(A)
8-Sol-(B)
9-Sol-(A)
10-Sol-(A)
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