(1). A number when added to 9² becomes 192. What is the number?

• (a). 111
• (b). 121
• (c). 45
• (d). 76
• (e). None of these

(2). A number when added to 11² becomes 381. What is the number?

• (a). 306
• (b). 260
• (c). 270
• (d). 420
• (e). None of these

(3). When 83² is subtracted from a number become 111. What is the number?

• (a). 7000
• (b). 8000
• (c). 9000
• (d). 7600
• (e). None of these

(4). When 74² is subtracted from a number become 500. What is the number?

• (a). 6000
• (b). 8400
• (c). 5602
• (d). 5976
• (e). None of these

(5). If 27² is added to the square of a number, the answer so obtained is 7618. What is the number?

• (a). 83
• (b). 93
• (c). 73
• (d). 43
• (e). None of these

(6). If 32² is added to the square of a number, the answer so obtained is 6953. What is the number?

• (a). 83
• (b). 93
• (c). 77
• (d). 43
• (e). None of these

(7). If 9² is subtracted from the square of a number, the answer so obtained is 544. What is the number?

• (a). 45
• (b). 55
• (c). 25
• (d). 35
• (e). None of these

(8). If 46² is subtracted from the square of a number, the answer so obtained is 485. What is the number?

• (a). 51
• (b). 41
• (c). 71
• (d). 61
• (e). None of these

(9). If 20³ is subtracted from the square of a number, the answer so obtained is 4321. What is the number?

• (a). 111
• (b). 71
• (c). 81
• (d). 141
• (e). None of these

(10). If 11³ is subtracted from the square of a number, the answer so obtained is 7694. What is the number?

• (a). 85
• (b). 65
• (c). 95
• (d). 75
• (e). None of these