MCQ 21 Mark$2, 5, 9, 14, 20, .......$A$26$✓$27$C$28$D$25$AnswerCorrect option: B. $27$View full question & answer→
MCQ 31 Mark$5, 10, 15, 20, 25,.........$✓$30$B$35$C$20$D$25$AnswerCorrect option: A. $30$View full question & answer→
MCQ 41 Mark$50, 45, 40, 35, .........$✓$30$B$25$C$20$D$15$AnswerCorrect option: A. $30$View full question & answer→
MCQ 51 Mark$9, 18, 27, 36,.........$✓$45$B$42$C$39$D$36$AnswerCorrect option: A. $45$View full question & answer→
MCQ 61 Mark$3, 6, 9, 12, .........$A$13$B$14$✓$15$D$18$AnswerCorrect option: C. $15$View full question & answer→