(1). Five bells begin to ring together and ring respectively at intervals of 5, 6, 15, 18 and 24 seconds. How many times will they ringing together in one hour except they are at the beginning?

• (a). 10
• (b). 6
• (c). 15
• (d). 14
• (e). None of these

(2). Sunita, Vinita and Anita begin to run around a circular stadium. They complete their revolutions in 36 seconds, 48 seconds and 56 seconds respectively. After how many seconds will they come together at the starting points?

• (a). 1008
• (b). 860
• (c). 2016
• (d). 1050
• (e). None of these

(3). Find the least number which on being divided by 5, 6, 8, 9 and 12 leaves 2 as remainder.

• (a). 722
• (b). 720
• (c). 122
• (d). 362
• (e). None of these

(4). Find the least number which when divided by 12, 21 and 35 and leaves the reminder 6 in each case.

• (a). 426
• (b). 846
• (c). 626
• (d). 1266
• (e). None of these

(5). The least number which when divided by 15, 27, 35 and 42 leaves in each case a remainder 7 is:

• (a). 18 97
• (b). 19 87
• (c). 18 83
• (d). 20 07
• (e). None of these

(6). What is the least number which when divided by 24, 32 and 36 and leaves the reminder 19, 27 and 31 respectively?

• (a). 182
• (b). 283
• (c). 310
• (d). 420
• (e). None of these

(7). Find the smallest number of five digits which on being divided by 4, 5, 6, and 7 leaves 3, 4, 5 and 6 as remainder respectively?

• (a). 420
• (b). 419
• (c). 340
• (d). 209
• (e). None of these

• (a). 1 Mins& 45 Seconds.
• (b). 1Mins& 55 Seconds.
• (c). 1 Mins& 25 Seconds.
• (d). 1 Mins& 27 Seconds.
• (e). None of these

• (a). 27,000
• (b). 1 8 0
• (c). 3 6
• (d). 13,500
• (e). None of these

• (a). 5200
• (b). 43200
• (c). 9600
• (d). 5700
• (e). None of these