Two Kids Are Trying to Pick Some Apples That Are $\circ$

question 52

Multiple Choice

Two kids are trying to pick some apples that are on the other side of the fence which is 1.5m high. Since there is a vicious dog on the other side, they decided to use a ladder and lean it against the fence. The ladder of negligible mass is placed at an angle of 40 ^$\circ$ to the horizontal. One kid of mass 50 kg stands at the bottom of the ladder while another kid of mass 40 kg goes up the ladder. How far up along the ladder can the lighter kid go before it tips over?

• A) 1.4 m
• B) 2.28 m
• C) 2.72 m
• D) 3.50 m
• E) 5.25 m

---

Definitions:

Parallel Veins

Parallel veins refer to a vein pattern in plant leaves where the veins run parallel to each other lengthwise, typically found in monocot plants.

Monocot

Monocotyledon; flowering plant group; members have one embryonic leaf (cotyledon), parallel-veined leaves, scattered vascular bundles, flower parts in threes or multiples of three, and other characteristics.

Monocot

A group of flowering plants that are characterized by having a single seed leaf, or cotyledon, in addition to parallel leaf venation and scattered vascular bundles in stems.

Rhizoids

Thread-like structures that anchor nonvascular plants like mosses and liverworts to their substrates, but do not absorb nutrients like true roots.