Data Interpertation & airthmatic
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(6) The number of children increased in Class A and Class B are 20% and 25% respectively and the sum of the number of children after this increase becomes 1715. Initially the number of children in Class A and Class B are equal. Find the sum of number of children in Class A and Class B initially.
(a) 1400
(b) 1500
(c) 1300
(d) 1100
(e) None of these
(5) The ratio of selling price of two articles P and Q is 4 : 7 respectively
and the sum of selling price of article P and Q is Rs 770. If the article Q is sold at 16.66% profit, then what is the cost price of article Q?
(a) Rs 420
(b) Rs 400
(c) Rs 490
(d) Rs 500
(e) None of these
(4) 5 years ago from now, the ratio of ages of A and B was 5 : 6 respectively and the ratio of ages of B and C at that time was 6 : 7
respectively. 5 years ago from now, if the ages of B was 4 years more
than that of A. Find the present age of C.
(a) 28 years
(b) 33 years
(c) 35 years
(d) 31 years
(e) None of these
(3) Rs 8000 is invested for 2 years in a scheme offering compound
interest of 10% per annum. Later on, the interest earned from this
scheme is reinvested for 2 years on another scheme offering simple
interest of 16% per annum. Find the total amount received from the
second scheme.
(a) Rs 2314.80
(b) Rs 2415.70
(c) Rs 2217.60
(d) Rs 2115.60
(e) None of these
(2) P can do a piece of work in 16 days and Q can do the same piece of work in 10 days. P started the work alone and worked for 3 days, then Q joined him. Find out the number of days to complete the whole work by
them.
(a) 10 days
(b) 12 days
(c) 8 days
(d) 9 days
(e) None of these
(1) In 128 litres of a mixture of milk and water, the ratio of quantity of
milk to that of water is 5 : 3 respectively. (x + 10) litres of milk and 12 litres of water is added to the mixture such that the quantity of milk in the resultant mixture is 60% more than that of water in it. Find the value of x.
(a) 8
(b) 6
(c) 10
(d) 4
(e) None of these
(2397.021 + 461.021 - 105.045) ÷ √𝟔𝟐𝟕 x 15.05 = ?
A. 2562
B. 1852
C. 1762
D. 1652
E. 1462
√𝟏𝟎𝟐𝟑. 𝟗𝟗𝟖 ÷ 16.026 x 19.9921 = ? - 657.16
A. 642
B. 787
C. 897
D. 697
E. None of these
(6693.98 - 3092.02 - 3551.92)% of 349.95 + ? = 42999.95 + 599.92
A. 56455
B. 43478
C. 36595
D. 41435
E. 43425
165.8% of 2050 + 61.98 x 19.99 - 31.002 = ?
A. 3612
B. 6512
C. 5612
D. 4612
E. 5021
165.8% of 2050 + 61.98 x 19.99 - 31.002 = ?
A. 3612
B. 6512
C. 5612
D. 4612
E. 5021
105.27 ÷ 4.87 + 19.01 x 23 = ?
A. 328
B. 458
C. 618
D. 520
E. 315
144.89 ÷ 4.92 x 3.04 = 75.01% of ?
A. 180
B. 68
C. 140
D. 96
E. 116
139.96 x 3.02 - 111.97 x 2.032 = ?
A. 170
B. 196
C. 330
D. 150
E. 280
3.07 x 14.96 + 𝟏𝟓. 𝟎𝟐² - 𝟏𝟏. 𝟎𝟑²
= ?
A. 101
B. 149
C. 133
D. 120
E. 130
𝟗. 𝟗𝟗² + 13.03 x 3.98 - 𝟓. 𝟎𝟏³
= ? - 120
A. 130
B. 124
C. 147
D. 167
E. 132
14.03 + 𝟐𝟖. 𝟎𝟐² ÷ 6.98 + 𝟑. 𝟗𝟔²
= ?
A. 120
B. 142
C. 152
D. 132
E. 112
