4 By how much is three-fifth of 350 greater than four-seventh of 210 ? A) 95 B) 110 C) 120 D) 210 E) None of these
5 If 4/5 of an estate be worth Rs. 16,800, then the value of 3/7 of the estate is : A) Rs- 9000 B) Rs. 21,000 C) Rs. 72,000 D) Rs. 90,000
6 Two-fifth of one-fourth of three-seventh of a number is 15. What is half of that number ? A) 94 B) 96 C) 188 D) 196 E) None of these
7 $\frac{5}{6}+\frac{6}{7}\times?-\frac{8}{9}+1\frac{3}{5}+\frac{3}{4}\times3\frac{1}{3}=2\frac{7}{9}$ A) 7/6 B) 6/7 C) 1 D) None of this
10 If 0 < a < 1, then the value of $a + \frac{1}{a}$ is : A) less than 2 B) greater than 2 C) less than 4 D) greater than 4
11 If a, b, c are integers; $a^{2} + b^{2}= 45$ and $b^{2} + c^{2} = 40$, then the values of a,b and c respectively are : A) 2,6,3 B) 3,6,2 C) 5,4,3 D) None of these
13 $\frac{3}{4}\left(1+\frac{1}{3}\right)\left(1+\frac{2}{3}\right)\left(1- \frac{2}{5}\right)\left(1+\frac{6}{7}\right)\left(1-\frac{12}{3}\right)=$ ? A) $\frac{1}{5}$ B) $\frac{1}{6}$ C) $\frac{1}{7}$ D) None of these
14 How may pieces of 85 cm length can be cut from a rod 42.5 metres long ? A) 30 B) 40 C) 60 D) None of these